./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63eefb43987dda8e1668da6021cabb64b22b4f62f3f84321ab9d4efedc35c362 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 03:52:28,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 03:52:28,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 03:52:28,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 03:52:28,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 03:52:28,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 03:52:28,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 03:52:28,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 03:52:28,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 03:52:28,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 03:52:28,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 03:52:28,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 03:52:28,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 03:52:28,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 03:52:28,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 03:52:28,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 03:52:28,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 03:52:28,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 03:52:28,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 03:52:28,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 03:52:28,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 03:52:28,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 03:52:28,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 03:52:28,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 03:52:28,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 03:52:28,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 03:52:28,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 03:52:28,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 03:52:28,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 03:52:28,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 03:52:28,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 03:52:28,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 03:52:28,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 03:52:28,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 03:52:28,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 03:52:28,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 03:52:28,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 03:52:28,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 03:52:28,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 03:52:28,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 03:52:28,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 03:52:28,665 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-23 03:52:28,695 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 03:52:28,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 03:52:28,699 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 03:52:28,699 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 03:52:28,700 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 03:52:28,700 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 03:52:28,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 03:52:28,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 03:52:28,701 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 03:52:28,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 03:52:28,703 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 03:52:28,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 03:52:28,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 03:52:28,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 03:52:28,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 03:52:28,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 03:52:28,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 03:52:28,704 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 03:52:28,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 03:52:28,705 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 03:52:28,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 03:52:28,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 03:52:28,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 03:52:28,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 03:52:28,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:52:28,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 03:52:28,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 03:52:28,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 03:52:28,706 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 03:52:28,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 03:52:28,707 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 03:52:28,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 03:52:28,708 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 03:52:28,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 03:52:28,709 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63eefb43987dda8e1668da6021cabb64b22b4f62f3f84321ab9d4efedc35c362 [2022-11-23 03:52:28,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 03:52:29,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 03:52:29,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 03:52:29,020 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 03:52:29,021 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 03:52:29,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/eca-rers2012/Problem15_label05.c [2022-11-23 03:52:32,166 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 03:52:32,638 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 03:52:32,639 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/sv-benchmarks/c/eca-rers2012/Problem15_label05.c [2022-11-23 03:52:32,662 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/data/a56a44ecc/bf9b250fe7574d7bbf904a962033dfca/FLAG4630682d0 [2022-11-23 03:52:32,682 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/data/a56a44ecc/bf9b250fe7574d7bbf904a962033dfca [2022-11-23 03:52:32,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 03:52:32,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 03:52:32,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 03:52:32,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 03:52:32,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 03:52:32,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:32" (1/1) ... [2022-11-23 03:52:32,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e135d81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:32, skipping insertion in model container [2022-11-23 03:52:32,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:32" (1/1) ... [2022-11-23 03:52:32,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 03:52:32,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 03:52:33,137 WARN L237 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_e5b94a02-27ea-4697-94e0-4f86018fce68/sv-benchmarks/c/eca-rers2012/Problem15_label05.c[7777,7790] [2022-11-23 03:52:33,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:52:33,794 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 03:52:33,836 WARN L237 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_e5b94a02-27ea-4697-94e0-4f86018fce68/sv-benchmarks/c/eca-rers2012/Problem15_label05.c[7777,7790] [2022-11-23 03:52:34,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:52:34,141 INFO L208 MainTranslator]: Completed translation [2022-11-23 03:52:34,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34 WrapperNode [2022-11-23 03:52:34,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 03:52:34,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 03:52:34,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 03:52:34,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 03:52:34,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,466 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-11-23 03:52:34,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 03:52:34,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 03:52:34,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 03:52:34,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 03:52:34,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,643 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 03:52:34,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 03:52:34,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 03:52:34,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 03:52:34,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2022-11-23 03:52:34,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:52:34,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:52:34,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 03:52:34,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 03:52:34,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 03:52:34,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 03:52:34,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 03:52:34,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 03:52:34,879 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 03:52:34,882 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 03:52:38,398 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 03:52:38,420 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 03:52:38,420 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 03:52:38,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:52:38 BoogieIcfgContainer [2022-11-23 03:52:38,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 03:52:38,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 03:52:38,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 03:52:38,434 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 03:52:38,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:52:32" (1/3) ... [2022-11-23 03:52:38,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573d1c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:52:38, skipping insertion in model container [2022-11-23 03:52:38,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (2/3) ... [2022-11-23 03:52:38,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573d1c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:52:38, skipping insertion in model container [2022-11-23 03:52:38,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:52:38" (3/3) ... [2022-11-23 03:52:38,442 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label05.c [2022-11-23 03:52:38,467 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 03:52:38,468 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 03:52:38,566 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 03:52:38,576 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@64bc6790, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 03:52:38,577 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 03:52:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:38,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-23 03:52:38,625 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:52:38,626 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:52:38,627 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:52:38,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:52:38,637 INFO L85 PathProgramCache]: Analyzing trace with hash -107486446, now seen corresponding path program 1 times [2022-11-23 03:52:38,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:52:38,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522983371] [2022-11-23 03:52:38,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:52:38,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:52:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:52:39,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:52:39,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522983371] [2022-11-23 03:52:39,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522983371] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:52:39,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:52:39,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:52:39,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427356107] [2022-11-23 03:52:39,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:52:39,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:52:39,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:52:39,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:52:39,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:39,184 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:42,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:52:42,042 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2022-11-23 03:52:42,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:52:42,044 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2022-11-23 03:52:42,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:52:42,062 INFO L225 Difference]: With dead ends: 1155 [2022-11-23 03:52:42,063 INFO L226 Difference]: Without dead ends: 667 [2022-11-23 03:52:42,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:42,071 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 280 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-23 03:52:42,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 371 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 899 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-23 03:52:42,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2022-11-23 03:52:42,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2022-11-23 03:52:42,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:42,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2022-11-23 03:52:42,152 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 64 [2022-11-23 03:52:42,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:52:42,153 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2022-11-23 03:52:42,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:42,154 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2022-11-23 03:52:42,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-23 03:52:42,158 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:52:42,158 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:52:42,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 03:52:42,159 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:52:42,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:52:42,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1499116755, now seen corresponding path program 1 times [2022-11-23 03:52:42,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:52:42,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610510397] [2022-11-23 03:52:42,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:52:42,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:52:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:42,514 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:52:42,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:52:42,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610510397] [2022-11-23 03:52:42,515 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610510397] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:52:42,515 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:52:42,515 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:52:42,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949705604] [2022-11-23 03:52:42,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:52:42,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:52:42,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:52:42,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:52:42,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:42,519 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 2 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:45,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:52:45,361 INFO L93 Difference]: Finished difference Result 1953 states and 2893 transitions. [2022-11-23 03:52:45,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:52:45,368 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 2 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 139 [2022-11-23 03:52:45,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:52:45,376 INFO L225 Difference]: With dead ends: 1953 [2022-11-23 03:52:45,377 INFO L226 Difference]: Without dead ends: 1290 [2022-11-23 03:52:45,387 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:45,390 INFO L413 NwaCegarLoop]: 288 mSDtfsCounter, 256 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-23 03:52:45,391 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 326 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-23 03:52:45,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states. [2022-11-23 03:52:45,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 1282. [2022-11-23 03:52:45,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.3981264637002342) internal successors, (1791), 1281 states have internal predecessors, (1791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:45,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1791 transitions. [2022-11-23 03:52:45,448 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1791 transitions. Word has length 139 [2022-11-23 03:52:45,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:52:45,449 INFO L495 AbstractCegarLoop]: Abstraction has 1282 states and 1791 transitions. [2022-11-23 03:52:45,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 2 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1791 transitions. [2022-11-23 03:52:45,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-23 03:52:45,455 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:52:45,455 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:52:45,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 03:52:45,456 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:52:45,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:52:45,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1491517981, now seen corresponding path program 1 times [2022-11-23 03:52:45,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:52:45,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481799747] [2022-11-23 03:52:45,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:52:45,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:52:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:45,701 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:52:45,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:52:45,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481799747] [2022-11-23 03:52:45,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481799747] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:52:45,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:52:45,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:52:45,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626158247] [2022-11-23 03:52:45,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:52:45,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:52:45,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:52:45,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:52:45,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:45,705 INFO L87 Difference]: Start difference. First operand 1282 states and 1791 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 2 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:48,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:52:48,588 INFO L93 Difference]: Finished difference Result 3764 states and 5260 transitions. [2022-11-23 03:52:48,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:52:48,589 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 2 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-11-23 03:52:48,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:52:48,599 INFO L225 Difference]: With dead ends: 3764 [2022-11-23 03:52:48,600 INFO L226 Difference]: Without dead ends: 2484 [2022-11-23 03:52:48,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:48,613 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 236 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-23 03:52:48,615 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 366 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-23 03:52:48,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2022-11-23 03:52:48,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2022-11-23 03:52:48,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2181 states have (on average 1.2810637322329206) internal successors, (2794), 2181 states have internal predecessors, (2794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:48,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2794 transitions. [2022-11-23 03:52:48,674 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2794 transitions. Word has length 143 [2022-11-23 03:52:48,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:52:48,675 INFO L495 AbstractCegarLoop]: Abstraction has 2182 states and 2794 transitions. [2022-11-23 03:52:48,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 2 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:48,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2794 transitions. [2022-11-23 03:52:48,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-11-23 03:52:48,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:52:48,695 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:52:48,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 03:52:48,696 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:52:48,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:52:48,701 INFO L85 PathProgramCache]: Analyzing trace with hash 190346487, now seen corresponding path program 1 times [2022-11-23 03:52:48,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:52:48,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029965999] [2022-11-23 03:52:48,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:52:48,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:52:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:49,098 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-23 03:52:49,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:52:49,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029965999] [2022-11-23 03:52:49,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029965999] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:52:49,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:52:49,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:52:49,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191929148] [2022-11-23 03:52:49,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:52:49,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:52:49,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:52:49,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:52:49,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:49,103 INFO L87 Difference]: Start difference. First operand 2182 states and 2794 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 2 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:51,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:52:51,250 INFO L93 Difference]: Finished difference Result 6166 states and 7958 transitions. [2022-11-23 03:52:51,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:52:51,251 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 2 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-11-23 03:52:51,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:52:51,265 INFO L225 Difference]: With dead ends: 6166 [2022-11-23 03:52:51,265 INFO L226 Difference]: Without dead ends: 3986 [2022-11-23 03:52:51,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:51,269 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:52:51,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-23 03:52:51,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2022-11-23 03:52:51,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2022-11-23 03:52:51,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.219505569138821) internal successors, (4489), 3681 states have internal predecessors, (4489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:51,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4489 transitions. [2022-11-23 03:52:51,353 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4489 transitions. Word has length 234 [2022-11-23 03:52:51,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:52:51,354 INFO L495 AbstractCegarLoop]: Abstraction has 3682 states and 4489 transitions. [2022-11-23 03:52:51,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 2 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:51,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4489 transitions. [2022-11-23 03:52:51,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-11-23 03:52:51,359 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:52:51,360 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:52:51,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 03:52:51,360 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:52:51,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:52:51,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1927793021, now seen corresponding path program 1 times [2022-11-23 03:52:51,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:52:51,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385960410] [2022-11-23 03:52:51,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:52:51,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:52:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:52,267 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-23 03:52:52,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:52:52,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385960410] [2022-11-23 03:52:52,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385960410] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:52:52,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:52:52,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:52:52,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159854932] [2022-11-23 03:52:52,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:52:52,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:52:52,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:52:52,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:52:52,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:52,274 INFO L87 Difference]: Start difference. First operand 3682 states and 4489 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:54,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:52:54,753 INFO L93 Difference]: Finished difference Result 7661 states and 9287 transitions. [2022-11-23 03:52:54,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:52:54,755 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 336 [2022-11-23 03:52:54,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:52:54,770 INFO L225 Difference]: With dead ends: 7661 [2022-11-23 03:52:54,770 INFO L226 Difference]: Without dead ends: 3981 [2022-11-23 03:52:54,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:54,776 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-23 03:52:54,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-23 03:52:54,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2022-11-23 03:52:54,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2022-11-23 03:52:54,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3980 states have (on average 1.2045226130653266) internal successors, (4794), 3980 states have internal predecessors, (4794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:54,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4794 transitions. [2022-11-23 03:52:54,869 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4794 transitions. Word has length 336 [2022-11-23 03:52:54,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:52:54,870 INFO L495 AbstractCegarLoop]: Abstraction has 3981 states and 4794 transitions. [2022-11-23 03:52:54,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:54,871 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4794 transitions. [2022-11-23 03:52:54,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2022-11-23 03:52:54,878 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:52:54,878 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:52:54,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 03:52:54,879 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:52:54,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:52:54,880 INFO L85 PathProgramCache]: Analyzing trace with hash 319333710, now seen corresponding path program 1 times [2022-11-23 03:52:54,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:52:54,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040128756] [2022-11-23 03:52:54,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:52:54,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:52:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:55,298 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-23 03:52:55,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:52:55,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040128756] [2022-11-23 03:52:55,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040128756] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:52:55,300 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:52:55,300 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:52:55,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456059819] [2022-11-23 03:52:55,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:52:55,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:52:55,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:52:55,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:52:55,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:55,303 INFO L87 Difference]: Start difference. First operand 3981 states and 4794 transitions. Second operand has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:57,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:52:57,844 INFO L93 Difference]: Finished difference Result 9465 states and 11668 transitions. [2022-11-23 03:52:57,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:52:57,845 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 351 [2022-11-23 03:52:57,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:52:57,866 INFO L225 Difference]: With dead ends: 9465 [2022-11-23 03:52:57,866 INFO L226 Difference]: Without dead ends: 5785 [2022-11-23 03:52:57,871 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:57,872 INFO L413 NwaCegarLoop]: 632 mSDtfsCounter, 252 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-23 03:52:57,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 671 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-23 03:52:57,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2022-11-23 03:52:58,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 5783. [2022-11-23 03:52:58,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5783 states, 5782 states have (on average 1.1672431684538223) internal successors, (6749), 5782 states have internal predecessors, (6749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 5783 states and 6749 transitions. [2022-11-23 03:52:58,030 INFO L78 Accepts]: Start accepts. Automaton has 5783 states and 6749 transitions. Word has length 351 [2022-11-23 03:52:58,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:52:58,031 INFO L495 AbstractCegarLoop]: Abstraction has 5783 states and 6749 transitions. [2022-11-23 03:52:58,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:52:58,032 INFO L276 IsEmpty]: Start isEmpty. Operand 5783 states and 6749 transitions. [2022-11-23 03:52:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2022-11-23 03:52:58,040 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:52:58,042 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:52:58,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 03:52:58,043 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:52:58,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:52:58,043 INFO L85 PathProgramCache]: Analyzing trace with hash 757007055, now seen corresponding path program 1 times [2022-11-23 03:52:58,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:52:58,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535785444] [2022-11-23 03:52:58,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:52:58,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:52:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-23 03:52:58,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:52:58,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535785444] [2022-11-23 03:52:58,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535785444] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:52:58,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:52:58,522 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:52:58,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985818545] [2022-11-23 03:52:58,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:52:58,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:52:58,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:52:58,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:52:58,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:52:58,524 INFO L87 Difference]: Start difference. First operand 5783 states and 6749 transitions. Second operand has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:00,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:00,965 INFO L93 Difference]: Finished difference Result 13364 states and 15904 transitions. [2022-11-23 03:53:00,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:53:00,966 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 410 [2022-11-23 03:53:00,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:00,992 INFO L225 Difference]: With dead ends: 13364 [2022-11-23 03:53:00,992 INFO L226 Difference]: Without dead ends: 7882 [2022-11-23 03:53:00,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:01,000 INFO L413 NwaCegarLoop]: 598 mSDtfsCounter, 263 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:01,000 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 635 Invalid, 1121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-23 03:53:01,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7882 states. [2022-11-23 03:53:01,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7882 to 7284. [2022-11-23 03:53:01,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7284 states, 7283 states have (on average 1.148427845667994) internal successors, (8364), 7283 states have internal predecessors, (8364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:01,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7284 states to 7284 states and 8364 transitions. [2022-11-23 03:53:01,158 INFO L78 Accepts]: Start accepts. Automaton has 7284 states and 8364 transitions. Word has length 410 [2022-11-23 03:53:01,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:01,159 INFO L495 AbstractCegarLoop]: Abstraction has 7284 states and 8364 transitions. [2022-11-23 03:53:01,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:01,160 INFO L276 IsEmpty]: Start isEmpty. Operand 7284 states and 8364 transitions. [2022-11-23 03:53:01,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2022-11-23 03:53:01,169 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:01,170 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:01,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 03:53:01,170 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:01,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:01,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1919562374, now seen corresponding path program 1 times [2022-11-23 03:53:01,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:01,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596015589] [2022-11-23 03:53:01,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:01,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:01,689 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:53:01,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:01,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596015589] [2022-11-23 03:53:01,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596015589] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:01,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:01,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:53:01,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726523887] [2022-11-23 03:53:01,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:01,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:53:01,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:01,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:53:01,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:01,693 INFO L87 Difference]: Start difference. First operand 7284 states and 8364 transitions. Second operand has 3 states, 3 states have (on average 142.33333333333334) internal successors, (427), 3 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:03,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:03,938 INFO L93 Difference]: Finished difference Result 16069 states and 18808 transitions. [2022-11-23 03:53:03,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:53:03,939 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 142.33333333333334) internal successors, (427), 3 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 427 [2022-11-23 03:53:03,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:03,983 INFO L225 Difference]: With dead ends: 16069 [2022-11-23 03:53:03,983 INFO L226 Difference]: Without dead ends: 9086 [2022-11-23 03:53:03,991 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:03,993 INFO L413 NwaCegarLoop]: 584 mSDtfsCounter, 248 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:03,993 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 621 Invalid, 1136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-23 03:53:04,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9086 states. [2022-11-23 03:53:04,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9086 to 8780. [2022-11-23 03:53:04,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8780 states, 8779 states have (on average 1.1346394805786537) internal successors, (9961), 8779 states have internal predecessors, (9961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:04,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8780 states to 8780 states and 9961 transitions. [2022-11-23 03:53:04,191 INFO L78 Accepts]: Start accepts. Automaton has 8780 states and 9961 transitions. Word has length 427 [2022-11-23 03:53:04,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:04,192 INFO L495 AbstractCegarLoop]: Abstraction has 8780 states and 9961 transitions. [2022-11-23 03:53:04,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 142.33333333333334) internal successors, (427), 3 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:04,193 INFO L276 IsEmpty]: Start isEmpty. Operand 8780 states and 9961 transitions. [2022-11-23 03:53:04,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2022-11-23 03:53:04,202 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:04,202 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:04,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 03:53:04,203 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:04,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:04,204 INFO L85 PathProgramCache]: Analyzing trace with hash 273734370, now seen corresponding path program 1 times [2022-11-23 03:53:04,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:04,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798426512] [2022-11-23 03:53:04,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:04,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:04,584 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-23 03:53:04,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:04,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798426512] [2022-11-23 03:53:04,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798426512] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:04,585 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:04,585 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:53:04,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724166122] [2022-11-23 03:53:04,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:04,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:53:04,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:04,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:53:04,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:04,588 INFO L87 Difference]: Start difference. First operand 8780 states and 9961 transitions. Second operand has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:07,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:07,073 INFO L93 Difference]: Finished difference Result 20548 states and 23478 transitions. [2022-11-23 03:53:07,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:53:07,074 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 437 [2022-11-23 03:53:07,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:07,096 INFO L225 Difference]: With dead ends: 20548 [2022-11-23 03:53:07,096 INFO L226 Difference]: Without dead ends: 12069 [2022-11-23 03:53:07,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:07,106 INFO L413 NwaCegarLoop]: 273 mSDtfsCounter, 250 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:07,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 315 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-23 03:53:07,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12069 states. [2022-11-23 03:53:07,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12069 to 7877. [2022-11-23 03:53:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7877 states, 7876 states have (on average 1.1444895886236668) internal successors, (9014), 7876 states have internal predecessors, (9014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:07,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7877 states to 7877 states and 9014 transitions. [2022-11-23 03:53:07,273 INFO L78 Accepts]: Start accepts. Automaton has 7877 states and 9014 transitions. Word has length 437 [2022-11-23 03:53:07,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:07,274 INFO L495 AbstractCegarLoop]: Abstraction has 7877 states and 9014 transitions. [2022-11-23 03:53:07,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:07,275 INFO L276 IsEmpty]: Start isEmpty. Operand 7877 states and 9014 transitions. [2022-11-23 03:53:07,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2022-11-23 03:53:07,290 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:07,290 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:07,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-23 03:53:07,291 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:07,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:07,297 INFO L85 PathProgramCache]: Analyzing trace with hash -912359307, now seen corresponding path program 1 times [2022-11-23 03:53:07,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:07,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229739980] [2022-11-23 03:53:07,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:07,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:07,720 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-11-23 03:53:07,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:07,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229739980] [2022-11-23 03:53:07,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229739980] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:07,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:07,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:53:07,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861680104] [2022-11-23 03:53:07,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:07,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:53:07,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:07,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:53:07,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:07,724 INFO L87 Difference]: Start difference. First operand 7877 states and 9014 transitions. Second operand has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:09,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:09,747 INFO L93 Difference]: Finished difference Result 17844 states and 20678 transitions. [2022-11-23 03:53:09,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:53:09,751 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 528 [2022-11-23 03:53:09,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:09,770 INFO L225 Difference]: With dead ends: 17844 [2022-11-23 03:53:09,771 INFO L226 Difference]: Without dead ends: 10268 [2022-11-23 03:53:09,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:09,779 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 351 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:09,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [351 Valid, 447 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-23 03:53:09,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10268 states. [2022-11-23 03:53:09,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10268 to 10268. [2022-11-23 03:53:10,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10268 states, 10267 states have (on average 1.146878348105581) internal successors, (11775), 10267 states have internal predecessors, (11775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:10,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10268 states to 10268 states and 11775 transitions. [2022-11-23 03:53:10,027 INFO L78 Accepts]: Start accepts. Automaton has 10268 states and 11775 transitions. Word has length 528 [2022-11-23 03:53:10,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:10,028 INFO L495 AbstractCegarLoop]: Abstraction has 10268 states and 11775 transitions. [2022-11-23 03:53:10,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:10,029 INFO L276 IsEmpty]: Start isEmpty. Operand 10268 states and 11775 transitions. [2022-11-23 03:53:10,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2022-11-23 03:53:10,038 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:10,039 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:10,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-23 03:53:10,040 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:10,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:10,041 INFO L85 PathProgramCache]: Analyzing trace with hash -586812719, now seen corresponding path program 1 times [2022-11-23 03:53:10,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:10,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898654049] [2022-11-23 03:53:10,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:10,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 483 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-23 03:53:10,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:10,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898654049] [2022-11-23 03:53:10,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898654049] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:10,908 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:10,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:53:10,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950719874] [2022-11-23 03:53:10,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:10,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:53:10,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:10,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:53:10,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:10,910 INFO L87 Difference]: Start difference. First operand 10268 states and 11775 transitions. Second operand has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:13,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:13,799 INFO L93 Difference]: Finished difference Result 25033 states and 28938 transitions. [2022-11-23 03:53:13,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:53:13,800 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 552 [2022-11-23 03:53:13,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:13,826 INFO L225 Difference]: With dead ends: 25033 [2022-11-23 03:53:13,827 INFO L226 Difference]: Without dead ends: 15066 [2022-11-23 03:53:13,836 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:13,838 INFO L413 NwaCegarLoop]: 588 mSDtfsCounter, 246 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:13,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 621 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-23 03:53:13,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15066 states. [2022-11-23 03:53:14,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15066 to 14457. [2022-11-23 03:53:14,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14457 states, 14456 states have (on average 1.1328859988931932) internal successors, (16377), 14456 states have internal predecessors, (16377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14457 states to 14457 states and 16377 transitions. [2022-11-23 03:53:14,066 INFO L78 Accepts]: Start accepts. Automaton has 14457 states and 16377 transitions. Word has length 552 [2022-11-23 03:53:14,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:14,067 INFO L495 AbstractCegarLoop]: Abstraction has 14457 states and 16377 transitions. [2022-11-23 03:53:14,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:14,068 INFO L276 IsEmpty]: Start isEmpty. Operand 14457 states and 16377 transitions. [2022-11-23 03:53:14,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 620 [2022-11-23 03:53:14,078 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:14,079 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:14,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-23 03:53:14,080 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:14,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:14,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1431152031, now seen corresponding path program 1 times [2022-11-23 03:53:14,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:14,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307540577] [2022-11-23 03:53:14,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:14,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:15,315 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 620 proven. 39 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2022-11-23 03:53:15,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:15,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307540577] [2022-11-23 03:53:15,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307540577] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 03:53:15,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1788795107] [2022-11-23 03:53:15,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:15,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 03:53:15,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:53:15,323 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 03:53:15,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 03:53:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:15,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-23 03:53:15,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:53:16,871 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 620 proven. 39 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2022-11-23 03:53:16,872 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 03:53:17,868 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 620 proven. 39 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2022-11-23 03:53:17,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1788795107] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 03:53:17,869 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 03:53:17,869 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-11-23 03:53:17,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896097931] [2022-11-23 03:53:17,870 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 03:53:17,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-23 03:53:17,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:17,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-23 03:53:17,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-11-23 03:53:17,873 INFO L87 Difference]: Start difference. First operand 14457 states and 16377 transitions. Second operand has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:26,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:26,966 INFO L93 Difference]: Finished difference Result 37246 states and 41901 transitions. [2022-11-23 03:53:26,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-23 03:53:26,967 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 619 [2022-11-23 03:53:26,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:26,997 INFO L225 Difference]: With dead ends: 37246 [2022-11-23 03:53:26,997 INFO L226 Difference]: Without dead ends: 16850 [2022-11-23 03:53:27,009 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1247 GetRequests, 1232 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-11-23 03:53:27,010 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 2686 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 6399 mSolverCounterSat, 628 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2686 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 7027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 628 IncrementalHoareTripleChecker+Valid, 6399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:27,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2686 Valid, 319 Invalid, 7027 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [628 Valid, 6399 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2022-11-23 03:53:27,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16850 states. [2022-11-23 03:53:27,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16850 to 12661. [2022-11-23 03:53:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12661 states, 12660 states have (on average 1.0669826224328594) internal successors, (13508), 12660 states have internal predecessors, (13508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:27,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12661 states to 12661 states and 13508 transitions. [2022-11-23 03:53:27,212 INFO L78 Accepts]: Start accepts. Automaton has 12661 states and 13508 transitions. Word has length 619 [2022-11-23 03:53:27,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:27,213 INFO L495 AbstractCegarLoop]: Abstraction has 12661 states and 13508 transitions. [2022-11-23 03:53:27,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:27,214 INFO L276 IsEmpty]: Start isEmpty. Operand 12661 states and 13508 transitions. [2022-11-23 03:53:27,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2022-11-23 03:53:27,224 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:27,225 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:27,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-23 03:53:27,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-23 03:53:27,440 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:27,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:27,440 INFO L85 PathProgramCache]: Analyzing trace with hash 2104636576, now seen corresponding path program 1 times [2022-11-23 03:53:27,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:27,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538163254] [2022-11-23 03:53:27,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:27,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:28,047 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 421 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2022-11-23 03:53:28,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:28,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538163254] [2022-11-23 03:53:28,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538163254] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:28,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:28,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:53:28,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280634524] [2022-11-23 03:53:28,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:28,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:53:28,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:28,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:53:28,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:28,051 INFO L87 Difference]: Start difference. First operand 12661 states and 13508 transitions. Second operand has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:29,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:29,447 INFO L93 Difference]: Finished difference Result 25318 states and 27024 transitions. [2022-11-23 03:53:29,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:53:29,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 644 [2022-11-23 03:53:29,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:29,476 INFO L225 Difference]: With dead ends: 25318 [2022-11-23 03:53:29,476 INFO L226 Difference]: Without dead ends: 12958 [2022-11-23 03:53:29,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:29,485 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 437 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:29,486 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 69 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-23 03:53:29,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12958 states. [2022-11-23 03:53:29,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12958 to 12659. [2022-11-23 03:53:29,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12659 states, 12658 states have (on average 1.0668352030336545) internal successors, (13504), 12658 states have internal predecessors, (13504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:29,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12659 states to 12659 states and 13504 transitions. [2022-11-23 03:53:29,664 INFO L78 Accepts]: Start accepts. Automaton has 12659 states and 13504 transitions. Word has length 644 [2022-11-23 03:53:29,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:29,665 INFO L495 AbstractCegarLoop]: Abstraction has 12659 states and 13504 transitions. [2022-11-23 03:53:29,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:29,666 INFO L276 IsEmpty]: Start isEmpty. Operand 12659 states and 13504 transitions. [2022-11-23 03:53:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 666 [2022-11-23 03:53:29,676 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:29,677 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:29,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-23 03:53:29,677 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:29,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:29,678 INFO L85 PathProgramCache]: Analyzing trace with hash -332439504, now seen corresponding path program 1 times [2022-11-23 03:53:29,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:29,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940473517] [2022-11-23 03:53:29,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:29,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:31,515 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 124 proven. 390 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-11-23 03:53:31,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:31,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940473517] [2022-11-23 03:53:31,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940473517] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 03:53:31,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [493167187] [2022-11-23 03:53:31,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:31,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 03:53:31,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:53:31,519 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 03:53:31,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 03:53:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:31,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 03:53:31,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:53:32,021 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2022-11-23 03:53:32,022 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 03:53:32,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [493167187] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:32,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 03:53:32,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-23 03:53:32,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562757940] [2022-11-23 03:53:32,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:32,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:53:32,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:32,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:53:32,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-23 03:53:32,028 INFO L87 Difference]: Start difference. First operand 12659 states and 13504 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:33,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:33,384 INFO L93 Difference]: Finished difference Result 25312 states and 26999 transitions. [2022-11-23 03:53:33,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:53:33,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 665 [2022-11-23 03:53:33,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:33,410 INFO L225 Difference]: With dead ends: 25312 [2022-11-23 03:53:33,410 INFO L226 Difference]: Without dead ends: 12655 [2022-11-23 03:53:33,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 670 GetRequests, 665 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-23 03:53:33,419 INFO L413 NwaCegarLoop]: 477 mSDtfsCounter, 264 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:33,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 515 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 758 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-23 03:53:33,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12655 states. [2022-11-23 03:53:33,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12655 to 12056. [2022-11-23 03:53:33,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12056 states, 12055 states have (on average 1.0375777685607632) internal successors, (12508), 12055 states have internal predecessors, (12508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:33,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12056 states to 12056 states and 12508 transitions. [2022-11-23 03:53:33,582 INFO L78 Accepts]: Start accepts. Automaton has 12056 states and 12508 transitions. Word has length 665 [2022-11-23 03:53:33,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:33,583 INFO L495 AbstractCegarLoop]: Abstraction has 12056 states and 12508 transitions. [2022-11-23 03:53:33,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:33,584 INFO L276 IsEmpty]: Start isEmpty. Operand 12056 states and 12508 transitions. [2022-11-23 03:53:33,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 690 [2022-11-23 03:53:33,595 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:33,596 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:33,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 03:53:33,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 03:53:33,803 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:33,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:33,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1702599014, now seen corresponding path program 1 times [2022-11-23 03:53:33,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:33,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372773325] [2022-11-23 03:53:33,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:33,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2022-11-23 03:53:34,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:34,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372773325] [2022-11-23 03:53:34,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372773325] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:34,522 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:34,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:53:34,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851304319] [2022-11-23 03:53:34,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:34,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:53:34,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:34,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:53:34,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:34,525 INFO L87 Difference]: Start difference. First operand 12056 states and 12508 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:36,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:36,191 INFO L93 Difference]: Finished difference Result 27096 states and 28150 transitions. [2022-11-23 03:53:36,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:53:36,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 689 [2022-11-23 03:53:36,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:36,217 INFO L225 Difference]: With dead ends: 27096 [2022-11-23 03:53:36,217 INFO L226 Difference]: Without dead ends: 15042 [2022-11-23 03:53:36,225 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:36,226 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 271 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:36,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 179 Invalid, 897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 790 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-23 03:53:36,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15042 states. [2022-11-23 03:53:36,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15042 to 14144. [2022-11-23 03:53:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14144 states, 14143 states have (on average 1.0334441066251856) internal successors, (14616), 14143 states have internal predecessors, (14616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:36,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14144 states to 14144 states and 14616 transitions. [2022-11-23 03:53:36,424 INFO L78 Accepts]: Start accepts. Automaton has 14144 states and 14616 transitions. Word has length 689 [2022-11-23 03:53:36,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:36,425 INFO L495 AbstractCegarLoop]: Abstraction has 14144 states and 14616 transitions. [2022-11-23 03:53:36,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:36,426 INFO L276 IsEmpty]: Start isEmpty. Operand 14144 states and 14616 transitions. [2022-11-23 03:53:36,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2022-11-23 03:53:36,436 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:36,438 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:36,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-23 03:53:36,439 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:36,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:36,441 INFO L85 PathProgramCache]: Analyzing trace with hash 360982866, now seen corresponding path program 1 times [2022-11-23 03:53:36,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:36,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852970105] [2022-11-23 03:53:36,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:36,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,642 INFO L134 CoverageAnalysis]: Checked inductivity of 881 backedges. 629 proven. 190 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-23 03:53:37,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:37,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852970105] [2022-11-23 03:53:37,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852970105] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 03:53:37,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1832405305] [2022-11-23 03:53:37,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:37,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 03:53:37,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:53:37,645 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 03:53:37,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 03:53:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 03:53:38,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 03:53:38,549 INFO L134 CoverageAnalysis]: Checked inductivity of 881 backedges. 734 proven. 85 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-23 03:53:38,549 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 03:53:38,904 INFO L134 CoverageAnalysis]: Checked inductivity of 881 backedges. 734 proven. 85 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-23 03:53:38,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1832405305] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 03:53:38,905 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 03:53:38,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2022-11-23 03:53:38,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976523434] [2022-11-23 03:53:38,906 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 03:53:38,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-23 03:53:38,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:38,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-23 03:53:38,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-23 03:53:38,909 INFO L87 Difference]: Start difference. First operand 14144 states and 14616 transitions. Second operand has 9 states, 9 states have (on average 143.66666666666666) internal successors, (1293), 9 states have internal predecessors, (1293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:47,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:47,986 INFO L93 Difference]: Finished difference Result 39735 states and 41166 transitions. [2022-11-23 03:53:47,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-23 03:53:47,987 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 143.66666666666666) internal successors, (1293), 9 states have internal predecessors, (1293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 696 [2022-11-23 03:53:47,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:48,019 INFO L225 Difference]: With dead ends: 39735 [2022-11-23 03:53:48,020 INFO L226 Difference]: Without dead ends: 25892 [2022-11-23 03:53:48,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1418 GetRequests, 1399 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2022-11-23 03:53:48,031 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 3804 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 8393 mSolverCounterSat, 640 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3804 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 9033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 640 IncrementalHoareTripleChecker+Valid, 8393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:48,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3804 Valid, 297 Invalid, 9033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [640 Valid, 8393 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2022-11-23 03:53:48,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25892 states. [2022-11-23 03:53:48,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25892 to 16241. [2022-11-23 03:53:48,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16241 states, 16240 states have (on average 1.035283251231527) internal successors, (16813), 16240 states have internal predecessors, (16813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:48,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16241 states to 16241 states and 16813 transitions. [2022-11-23 03:53:48,315 INFO L78 Accepts]: Start accepts. Automaton has 16241 states and 16813 transitions. Word has length 696 [2022-11-23 03:53:48,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:48,316 INFO L495 AbstractCegarLoop]: Abstraction has 16241 states and 16813 transitions. [2022-11-23 03:53:48,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 143.66666666666666) internal successors, (1293), 9 states have internal predecessors, (1293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:48,317 INFO L276 IsEmpty]: Start isEmpty. Operand 16241 states and 16813 transitions. [2022-11-23 03:53:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 746 [2022-11-23 03:53:48,332 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:48,333 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:48,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-23 03:53:48,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-23 03:53:48,586 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:48,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:48,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1263544914, now seen corresponding path program 1 times [2022-11-23 03:53:48,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:48,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428611885] [2022-11-23 03:53:48,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:48,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:49,387 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 643 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2022-11-23 03:53:49,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:49,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428611885] [2022-11-23 03:53:49,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428611885] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:49,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:49,389 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:53:49,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827258020] [2022-11-23 03:53:49,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:49,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 03:53:49,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:49,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 03:53:49,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:53:49,391 INFO L87 Difference]: Start difference. First operand 16241 states and 16813 transitions. Second operand has 4 states, 4 states have (on average 129.75) internal successors, (519), 4 states have internal predecessors, (519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:51,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:51,816 INFO L93 Difference]: Finished difference Result 36372 states and 37692 transitions. [2022-11-23 03:53:51,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 03:53:51,817 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 129.75) internal successors, (519), 4 states have internal predecessors, (519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 745 [2022-11-23 03:53:51,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:51,839 INFO L225 Difference]: With dead ends: 36372 [2022-11-23 03:53:51,839 INFO L226 Difference]: Without dead ends: 20133 [2022-11-23 03:53:51,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:53:51,851 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 478 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 478 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 1373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:51,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [478 Valid, 168 Invalid, 1373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-23 03:53:51,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20133 states. [2022-11-23 03:53:52,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20133 to 19233. [2022-11-23 03:53:52,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19233 states, 19232 states have (on average 1.0346297836938436) internal successors, (19898), 19232 states have internal predecessors, (19898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:52,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19233 states to 19233 states and 19898 transitions. [2022-11-23 03:53:52,231 INFO L78 Accepts]: Start accepts. Automaton has 19233 states and 19898 transitions. Word has length 745 [2022-11-23 03:53:52,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:52,232 INFO L495 AbstractCegarLoop]: Abstraction has 19233 states and 19898 transitions. [2022-11-23 03:53:52,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 129.75) internal successors, (519), 4 states have internal predecessors, (519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:52,233 INFO L276 IsEmpty]: Start isEmpty. Operand 19233 states and 19898 transitions. [2022-11-23 03:53:52,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2022-11-23 03:53:52,248 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:52,249 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:52,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-23 03:53:52,250 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:52,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:52,251 INFO L85 PathProgramCache]: Analyzing trace with hash -960302713, now seen corresponding path program 1 times [2022-11-23 03:53:52,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:52,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739399420] [2022-11-23 03:53:52,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:52,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:53,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1033 backedges. 651 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2022-11-23 03:53:53,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:53,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739399420] [2022-11-23 03:53:53,290 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739399420] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:53,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:53,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:53:53,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910755351] [2022-11-23 03:53:53,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:53,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:53:53,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:53,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:53:53,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:53,293 INFO L87 Difference]: Start difference. First operand 19233 states and 19898 transitions. Second operand has 3 states, 3 states have (on average 166.0) internal successors, (498), 3 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:54,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:54,694 INFO L93 Difference]: Finished difference Result 41466 states and 42975 transitions. [2022-11-23 03:53:54,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:53:54,695 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 166.0) internal successors, (498), 3 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 772 [2022-11-23 03:53:54,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:54,717 INFO L225 Difference]: With dead ends: 41466 [2022-11-23 03:53:54,717 INFO L226 Difference]: Without dead ends: 22534 [2022-11-23 03:53:54,729 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:54,729 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 173 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:54,730 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 545 Invalid, 849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 775 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-23 03:53:54,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22534 states. [2022-11-23 03:53:55,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22534 to 21936. [2022-11-23 03:53:55,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21936 states, 21935 states have (on average 1.031638933211762) internal successors, (22629), 21935 states have internal predecessors, (22629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21936 states to 21936 states and 22629 transitions. [2022-11-23 03:53:55,044 INFO L78 Accepts]: Start accepts. Automaton has 21936 states and 22629 transitions. Word has length 772 [2022-11-23 03:53:55,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:55,045 INFO L495 AbstractCegarLoop]: Abstraction has 21936 states and 22629 transitions. [2022-11-23 03:53:55,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 166.0) internal successors, (498), 3 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:55,045 INFO L276 IsEmpty]: Start isEmpty. Operand 21936 states and 22629 transitions. [2022-11-23 03:53:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 786 [2022-11-23 03:53:55,061 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:55,062 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:55,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-23 03:53:55,063 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:55,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:55,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1395143820, now seen corresponding path program 1 times [2022-11-23 03:53:55,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:55,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308535571] [2022-11-23 03:53:55,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:55,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:55,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2022-11-23 03:53:55,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:55,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308535571] [2022-11-23 03:53:55,739 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308535571] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:55,739 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:55,739 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:53:55,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103180601] [2022-11-23 03:53:55,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:55,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:53:55,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:55,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:53:55,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:55,741 INFO L87 Difference]: Start difference. First operand 21936 states and 22629 transitions. Second operand has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 3 states have internal predecessors, (458), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:57,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:57,219 INFO L93 Difference]: Finished difference Result 45678 states and 47141 transitions. [2022-11-23 03:53:57,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:53:57,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 3 states have internal predecessors, (458), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 785 [2022-11-23 03:53:57,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:57,245 INFO L225 Difference]: With dead ends: 45678 [2022-11-23 03:53:57,245 INFO L226 Difference]: Without dead ends: 24043 [2022-11-23 03:53:57,256 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:53:57,256 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 351 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:57,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [351 Valid, 120 Invalid, 932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 790 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-23 03:53:57,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24043 states. [2022-11-23 03:53:57,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24043 to 22531. [2022-11-23 03:53:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22531 states, 22530 states have (on average 1.0305814469596095) internal successors, (23219), 22530 states have internal predecessors, (23219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:57,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22531 states to 22531 states and 23219 transitions. [2022-11-23 03:53:57,512 INFO L78 Accepts]: Start accepts. Automaton has 22531 states and 23219 transitions. Word has length 785 [2022-11-23 03:53:57,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:57,513 INFO L495 AbstractCegarLoop]: Abstraction has 22531 states and 23219 transitions. [2022-11-23 03:53:57,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.66666666666666) internal successors, (458), 3 states have internal predecessors, (458), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:53:57,513 INFO L276 IsEmpty]: Start isEmpty. Operand 22531 states and 23219 transitions. [2022-11-23 03:53:57,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 799 [2022-11-23 03:53:57,524 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:57,524 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:53:57,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-23 03:53:57,525 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:53:57,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:57,525 INFO L85 PathProgramCache]: Analyzing trace with hash 291338074, now seen corresponding path program 1 times [2022-11-23 03:53:57,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:57,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779258979] [2022-11-23 03:53:57,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:57,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:58,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 677 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2022-11-23 03:53:58,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:58,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779258979] [2022-11-23 03:53:58,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779258979] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:58,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:58,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:53:58,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697936833] [2022-11-23 03:53:58,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:58,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 03:53:58,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:58,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 03:53:58,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:53:58,390 INFO L87 Difference]: Start difference. First operand 22531 states and 23219 transitions. Second operand has 4 states, 4 states have (on average 129.25) internal successors, (517), 4 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:00,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:54:00,713 INFO L93 Difference]: Finished difference Result 52258 states and 53859 transitions. [2022-11-23 03:54:00,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 03:54:00,714 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 129.25) internal successors, (517), 4 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 798 [2022-11-23 03:54:00,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:54:00,741 INFO L225 Difference]: With dead ends: 52258 [2022-11-23 03:54:00,741 INFO L226 Difference]: Without dead ends: 30028 [2022-11-23 03:54:00,752 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:54:00,753 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 467 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 467 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 1716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-23 03:54:00,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [467 Valid, 164 Invalid, 1716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1566 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-23 03:54:00,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30028 states. [2022-11-23 03:54:01,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30028 to 26125. [2022-11-23 03:54:01,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26125 states, 26124 states have (on average 1.030852855611698) internal successors, (26930), 26124 states have internal predecessors, (26930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:01,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26125 states to 26125 states and 26930 transitions. [2022-11-23 03:54:01,141 INFO L78 Accepts]: Start accepts. Automaton has 26125 states and 26930 transitions. Word has length 798 [2022-11-23 03:54:01,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:54:01,142 INFO L495 AbstractCegarLoop]: Abstraction has 26125 states and 26930 transitions. [2022-11-23 03:54:01,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 129.25) internal successors, (517), 4 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:01,142 INFO L276 IsEmpty]: Start isEmpty. Operand 26125 states and 26930 transitions. [2022-11-23 03:54:01,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 847 [2022-11-23 03:54:01,157 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:54:01,157 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:54:01,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-23 03:54:01,158 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:54:01,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:54:01,159 INFO L85 PathProgramCache]: Analyzing trace with hash 395758483, now seen corresponding path program 1 times [2022-11-23 03:54:01,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:54:01,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207895695] [2022-11-23 03:54:01,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:54:01,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:54:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:01,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 1084 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2022-11-23 03:54:01,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:54:01,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207895695] [2022-11-23 03:54:01,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207895695] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:54:01,807 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:54:01,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:54:01,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661590221] [2022-11-23 03:54:01,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:54:01,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 03:54:01,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:54:01,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 03:54:01,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:54:01,809 INFO L87 Difference]: Start difference. First operand 26125 states and 26930 transitions. Second operand has 4 states, 4 states have (on average 139.75) internal successors, (559), 4 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:03,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:54:03,905 INFO L93 Difference]: Finished difference Result 55834 states and 57623 transitions. [2022-11-23 03:54:03,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 03:54:03,905 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 139.75) internal successors, (559), 4 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 846 [2022-11-23 03:54:03,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:54:03,929 INFO L225 Difference]: With dead ends: 55834 [2022-11-23 03:54:03,929 INFO L226 Difference]: Without dead ends: 30010 [2022-11-23 03:54:03,940 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:54:03,941 INFO L413 NwaCegarLoop]: 383 mSDtfsCounter, 634 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 1615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-23 03:54:03,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [634 Valid, 413 Invalid, 1615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-23 03:54:03,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30010 states. [2022-11-23 03:54:04,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30010 to 27916. [2022-11-23 03:54:04,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27916 states, 27915 states have (on average 1.0262582840766612) internal successors, (28648), 27915 states have internal predecessors, (28648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:04,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27916 states to 27916 states and 28648 transitions. [2022-11-23 03:54:04,246 INFO L78 Accepts]: Start accepts. Automaton has 27916 states and 28648 transitions. Word has length 846 [2022-11-23 03:54:04,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:54:04,247 INFO L495 AbstractCegarLoop]: Abstraction has 27916 states and 28648 transitions. [2022-11-23 03:54:04,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 139.75) internal successors, (559), 4 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:04,247 INFO L276 IsEmpty]: Start isEmpty. Operand 27916 states and 28648 transitions. [2022-11-23 03:54:04,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 944 [2022-11-23 03:54:04,266 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:54:04,266 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:54:04,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-23 03:54:04,267 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:54:04,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:54:04,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1598132830, now seen corresponding path program 1 times [2022-11-23 03:54:04,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:54:04,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956423527] [2022-11-23 03:54:04,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:54:04,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:54:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:04,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1255 backedges. 777 proven. 0 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2022-11-23 03:54:04,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:54:04,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956423527] [2022-11-23 03:54:04,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956423527] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:54:04,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:54:04,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:54:04,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730954051] [2022-11-23 03:54:04,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:54:04,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:54:04,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:54:04,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:54:04,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:54:04,789 INFO L87 Difference]: Start difference. First operand 27916 states and 28648 transitions. Second operand has 3 states, 3 states have (on average 191.33333333333334) internal successors, (574), 3 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:05,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:54:05,938 INFO L93 Difference]: Finished difference Result 47105 states and 48355 transitions. [2022-11-23 03:54:05,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:54:05,939 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 191.33333333333334) internal successors, (574), 3 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 943 [2022-11-23 03:54:05,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:54:05,955 INFO L225 Difference]: With dead ends: 47105 [2022-11-23 03:54:05,955 INFO L226 Difference]: Without dead ends: 19490 [2022-11-23 03:54:05,965 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:54:05,966 INFO L413 NwaCegarLoop]: 350 mSDtfsCounter, 340 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 680 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 03:54:05,966 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 358 Invalid, 757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 680 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 03:54:05,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19490 states. [2022-11-23 03:54:06,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19490 to 16197. [2022-11-23 03:54:06,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16197 states, 16196 states have (on average 1.0219189923437886) internal successors, (16551), 16196 states have internal predecessors, (16551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:06,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16197 states to 16197 states and 16551 transitions. [2022-11-23 03:54:06,151 INFO L78 Accepts]: Start accepts. Automaton has 16197 states and 16551 transitions. Word has length 943 [2022-11-23 03:54:06,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:54:06,152 INFO L495 AbstractCegarLoop]: Abstraction has 16197 states and 16551 transitions. [2022-11-23 03:54:06,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 191.33333333333334) internal successors, (574), 3 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:06,152 INFO L276 IsEmpty]: Start isEmpty. Operand 16197 states and 16551 transitions. [2022-11-23 03:54:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1003 [2022-11-23 03:54:06,165 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:54:06,165 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:54:06,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-23 03:54:06,166 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:54:06,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:54:06,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1215683490, now seen corresponding path program 1 times [2022-11-23 03:54:06,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:54:06,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733827403] [2022-11-23 03:54:06,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:54:06,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:54:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:06,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1349 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2022-11-23 03:54:06,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:54:06,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733827403] [2022-11-23 03:54:06,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733827403] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:54:06,712 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:54:06,712 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 03:54:06,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212919364] [2022-11-23 03:54:06,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:54:06,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:54:06,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:54:06,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:54:06,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:54:06,715 INFO L87 Difference]: Start difference. First operand 16197 states and 16551 transitions. Second operand has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:07,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:54:07,919 INFO L93 Difference]: Finished difference Result 33288 states and 34039 transitions. [2022-11-23 03:54:07,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:54:07,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1002 [2022-11-23 03:54:07,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:54:07,936 INFO L225 Difference]: With dead ends: 33288 [2022-11-23 03:54:07,936 INFO L226 Difference]: Without dead ends: 17093 [2022-11-23 03:54:07,946 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:54:07,947 INFO L413 NwaCegarLoop]: 392 mSDtfsCounter, 308 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 687 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 03:54:07,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 415 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 687 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 03:54:07,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17093 states. [2022-11-23 03:54:08,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17093 to 15596. [2022-11-23 03:54:08,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15596 states, 15595 states have (on average 1.0207758897082397) internal successors, (15919), 15595 states have internal predecessors, (15919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:08,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15596 states to 15596 states and 15919 transitions. [2022-11-23 03:54:08,196 INFO L78 Accepts]: Start accepts. Automaton has 15596 states and 15919 transitions. Word has length 1002 [2022-11-23 03:54:08,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:54:08,197 INFO L495 AbstractCegarLoop]: Abstraction has 15596 states and 15919 transitions. [2022-11-23 03:54:08,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:08,198 INFO L276 IsEmpty]: Start isEmpty. Operand 15596 states and 15919 transitions. [2022-11-23 03:54:08,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2022-11-23 03:54:08,222 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:54:08,222 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:54:08,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-23 03:54:08,223 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 03:54:08,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:54:08,224 INFO L85 PathProgramCache]: Analyzing trace with hash 345029106, now seen corresponding path program 1 times [2022-11-23 03:54:08,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:54:08,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874754135] [2022-11-23 03:54:08,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:54:08,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:54:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:09,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1946 backedges. 1293 proven. 0 refuted. 0 times theorem prover too weak. 653 trivial. 0 not checked. [2022-11-23 03:54:09,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:54:09,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874754135] [2022-11-23 03:54:09,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874754135] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:54:09,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:54:09,208 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:54:09,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148903618] [2022-11-23 03:54:09,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:54:09,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 03:54:09,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:54:09,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 03:54:09,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:54:09,211 INFO L87 Difference]: Start difference. First operand 15596 states and 15919 transitions. Second operand has 4 states, 4 states have (on average 136.25) internal successors, (545), 4 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:10,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:54:10,993 INFO L93 Difference]: Finished difference Result 19194 states and 19576 transitions. [2022-11-23 03:54:10,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 03:54:10,994 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 136.25) internal successors, (545), 4 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1076 [2022-11-23 03:54:10,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:54:10,995 INFO L225 Difference]: With dead ends: 19194 [2022-11-23 03:54:10,995 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 03:54:11,000 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:54:11,001 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 395 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1374 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 1447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 1374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-23 03:54:11,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 59 Invalid, 1447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 1374 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-23 03:54:11,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 03:54:11,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 03:54:11,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:11,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 03:54:11,003 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1076 [2022-11-23 03:54:11,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:54:11,003 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 03:54:11,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 136.25) internal successors, (545), 4 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:54:11,003 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 03:54:11,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 03:54:11,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 03:54:11,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-23 03:54:11,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 03:54:25,135 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,135 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,135 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,135 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,135 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,136 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,137 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-23 03:54:25,137 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,137 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,137 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-11-23 03:54:25,137 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-11-23 03:54:25,137 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,137 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,138 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,138 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,138 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-23 03:54:25,138 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,138 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-11-23 03:54:25,138 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-11-23 03:54:25,138 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,139 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,139 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-11-23 03:54:25,139 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-11-23 03:54:25,139 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,139 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,139 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,139 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,140 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-23 03:54:25,141 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,142 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,142 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,142 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,142 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-11-23 03:54:25,142 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-11-23 03:54:25,142 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,143 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,143 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,143 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,143 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-23 03:54:25,143 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,143 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,143 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,144 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,144 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,144 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,144 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-11-23 03:54:25,144 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,144 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-11-23 03:54:25,144 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-11-23 03:54:25,145 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-11-23 03:54:25,145 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-23 03:54:25,145 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,145 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,145 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,145 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,145 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,146 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,146 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,146 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,146 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-23 03:54:25,146 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 03:54:25,146 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 209) no Hoare annotation was computed. [2022-11-23 03:54:25,147 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,147 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,147 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,147 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,147 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,147 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-23 03:54:25,147 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,148 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-11-23 03:54:25,148 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-11-23 03:54:25,148 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-11-23 03:54:25,148 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-11-23 03:54:25,148 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-11-23 03:54:25,148 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-11-23 03:54:25,148 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,149 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,149 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,149 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,149 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-11-23 03:54:25,149 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-11-23 03:54:25,149 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,149 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-23 03:54:25,150 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,150 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,150 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,150 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,150 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,150 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,150 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-23 03:54:25,151 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,151 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,151 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,151 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,151 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,151 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-11-23 03:54:25,151 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-11-23 03:54:25,152 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,152 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-23 03:54:25,152 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-11-23 03:54:25,152 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-11-23 03:54:25,152 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,152 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-11-23 03:54:25,152 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-11-23 03:54:25,153 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,153 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,153 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,153 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,153 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-23 03:54:25,153 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,153 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,154 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,154 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,154 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-11-23 03:54:25,154 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-11-23 03:54:25,154 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,154 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-23 03:54:25,154 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,155 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,155 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,155 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,155 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,155 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,155 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-23 03:54:25,155 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,156 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,156 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,156 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,156 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,156 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,156 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,157 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,158 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,159 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,160 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-23 03:54:25,160 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-23 03:54:25,160 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,160 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,160 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,160 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,160 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,160 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-11-23 03:54:25,160 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-11-23 03:54:25,160 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,161 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-23 03:54:25,161 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-23 03:54:25,161 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,161 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,161 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,161 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,161 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,162 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-11-23 03:54:25,162 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-11-23 03:54:25,162 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-11-23 03:54:25,162 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-11-23 03:54:25,162 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,162 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,162 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,163 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-23 03:54:25,163 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-23 03:54:25,163 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,163 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,163 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,163 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,163 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,164 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,164 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-11-23 03:54:25,164 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-11-23 03:54:25,164 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-23 03:54:25,164 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,164 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-23 03:54:25,164 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,165 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,165 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,165 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,165 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,165 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,165 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,165 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,166 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-23 03:54:25,166 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-23 03:54:25,166 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-11-23 03:54:25,166 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-11-23 03:54:25,166 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,166 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,166 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,167 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,167 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse22 (+ ~a4~0 86))) (let ((.cse12 (+ ~a29~0 127)) (.cse5 (<= ~a29~0 43)) (.cse19 (<= .cse22 0))) (let ((.cse0 (not .cse19)) (.cse7 (= 2 ~a2~0)) (.cse17 (<= 0 (+ 600001 ~a0~0))) (.cse6 (<= 0 (+ ~a29~0 192415))) (.cse1 (= ~a2~0 1)) (.cse20 (+ ~a0~0 147)) (.cse18 (not .cse5)) (.cse8 (<= (+ 89 ~a4~0) 0)) (.cse13 (<= .cse12 0)) (.cse16 (= ~a2~0 4)) (.cse3 (<= 0 (+ 599999 ~a0~0))) (.cse9 (<= (+ 98 ~a0~0) 0)) (.cse15 (= 3 ~a2~0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse11 (< 0 .cse22)) (.cse14 (<= (+ 104 ~a0~0) 0)) (.cse21 (<= 0 (+ 140 ~a0~0))) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse10 (<= 5 ~a2~0))) (or (and (or (and .cse0 .cse1) (and .cse1 .cse2)) .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 (<= 0 (+ ~a0~0 60))) (and .cse3 .cse4 .cse9 .cse10 .cse2 .cse6) (and .cse11 .cse3 .cse4 .cse7 .cse9 .cse6) (and (<= 0 .cse12) .cse8 .cse1 (<= 0 (+ 44 ~a0~0)) .cse13) (and .cse14 (or (and .cse4 .cse0 .cse15) (and .cse4 (<= 96176 ~a29~0) .cse15 .cse2))) (and .cse11 .cse14 .cse3 .cse4 .cse7) (and .cse8 .cse1 .cse2) (and .cse11 .cse14 (< 43 ~a29~0) .cse4 .cse16 .cse17) (and .cse7 .cse9 .cse17 .cse18) (and .cse8 .cse16 .cse5 .cse6) (and .cse14 .cse4 .cse1 .cse17 .cse18) (and .cse1 .cse19 .cse2 (<= (+ ~a29~0 144) 0)) (and .cse8 .cse10 .cse6) (and .cse8 .cse16 .cse13 (<= 94 ~a0~0)) (and .cse11 .cse14 .cse4 .cse7 .cse17 .cse6) (and (< 0 .cse20) .cse4 .cse9 .cse1) (and .cse8 (not (<= .cse20 0)) .cse2) (and .cse8 .cse18 .cse2) (and .cse8 .cse15) (and .cse8 .cse13 .cse2) (and .cse14 .cse3 .cse4 .cse16) (and .cse14 .cse4 .cse15 .cse5 .cse2) (and .cse3 .cse4 .cse10 (<= (+ 366639 ~a0~0) 0) .cse2) (and .cse21 .cse4 .cse9 .cse15 .cse2) (and .cse11 .cse14 .cse21 .cse4 .cse10))))) [2022-11-23 03:54:25,167 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-23 03:54:25,168 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-23 03:54:25,168 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,168 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,168 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,168 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,168 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,168 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,169 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,169 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-11-23 03:54:25,169 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,169 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-11-23 03:54:25,169 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-11-23 03:54:25,169 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,169 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-11-23 03:54:25,169 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-11-23 03:54:25,169 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-23 03:54:25,170 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-23 03:54:25,170 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,170 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,170 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,170 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,170 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,170 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-23 03:54:25,170 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-23 03:54:25,170 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,171 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-11-23 03:54:25,171 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-11-23 03:54:25,171 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,171 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,171 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 03:54:25,171 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,171 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,172 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,172 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,172 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse22 (+ ~a4~0 86))) (let ((.cse12 (+ ~a29~0 127)) (.cse5 (<= ~a29~0 43)) (.cse20 (<= .cse22 0))) (let ((.cse0 (not .cse20)) (.cse7 (= 2 ~a2~0)) (.cse17 (<= 0 (+ 600001 ~a0~0))) (.cse6 (<= 0 (+ ~a29~0 192415))) (.cse1 (= ~a2~0 1)) (.cse19 (+ ~a0~0 147)) (.cse18 (not .cse5)) (.cse8 (<= (+ 89 ~a4~0) 0)) (.cse13 (<= .cse12 0)) (.cse16 (= ~a2~0 4)) (.cse3 (<= 0 (+ 599999 ~a0~0))) (.cse9 (<= (+ 98 ~a0~0) 0)) (.cse15 (= 3 ~a2~0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse11 (< 0 .cse22)) (.cse14 (<= (+ 104 ~a0~0) 0)) (.cse21 (<= 0 (+ 140 ~a0~0))) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse10 (<= 5 ~a2~0))) (or (and (or (and .cse0 .cse1) (and .cse1 .cse2)) .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 (<= 0 (+ ~a0~0 60))) (and .cse3 .cse4 .cse9 .cse10 .cse2 .cse6) (and .cse11 .cse3 .cse4 .cse7 .cse9 .cse6) (and (<= 0 .cse12) .cse8 .cse1 (<= 0 (+ 44 ~a0~0)) .cse13) (and .cse14 (or (and .cse4 .cse0 .cse15) (and .cse4 (<= 96176 ~a29~0) .cse15 .cse2))) (and .cse11 .cse14 .cse3 .cse4 .cse7) (and .cse8 .cse1 .cse2) (and .cse11 .cse14 (< 43 ~a29~0) .cse4 .cse16 .cse17) (and .cse7 .cse9 .cse17 .cse18) (and .cse8 .cse16 .cse5 .cse6) (and .cse14 .cse4 .cse1 .cse17 .cse18) (and .cse8 .cse10 .cse6) (and .cse8 .cse16 .cse13 (<= 94 ~a0~0)) (and .cse11 .cse14 .cse4 .cse7 .cse17 .cse6) (and (< 0 .cse19) .cse4 .cse9 .cse1) (and .cse1 .cse20 (<= (+ ~a29~0 144) 0)) (and .cse8 (not (<= .cse19 0)) .cse2) (and .cse8 .cse18 .cse2) (and .cse8 .cse15) (and .cse8 .cse13 .cse2) (and .cse14 .cse3 .cse4 .cse16) (and .cse14 .cse4 .cse15 .cse5 .cse2) (and .cse3 .cse4 .cse10 (<= (+ 366639 ~a0~0) 0) .cse2) (and .cse21 .cse4 .cse9 .cse15 .cse2) (and .cse11 .cse14 .cse21 .cse4 .cse10))))) [2022-11-23 03:54:25,172 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,172 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-23 03:54:25,173 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-23 03:54:25,173 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,173 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,173 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,173 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,173 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,173 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,174 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-23 03:54:25,174 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-23 03:54:25,174 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,174 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,174 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-11-23 03:54:25,174 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,175 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,175 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,175 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,175 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,175 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,175 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-23 03:54:25,175 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-23 03:54:25,176 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,176 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,176 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,176 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,176 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,176 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,176 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-23 03:54:25,177 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,177 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-23 03:54:25,177 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,177 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,177 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,177 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,177 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,178 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,178 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,178 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-23 03:54:25,178 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-23 03:54:25,178 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,178 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,178 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,179 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,179 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,179 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,179 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,179 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-23 03:54:25,179 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-23 03:54:25,179 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,180 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,180 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,180 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,180 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,180 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,180 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,180 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-11-23 03:54:25,181 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-11-23 03:54:25,181 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,181 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-23 03:54:25,181 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-23 03:54:25,181 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,181 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,181 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,182 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,182 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,182 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,182 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse22 (+ ~a4~0 86))) (let ((.cse12 (+ ~a29~0 127)) (.cse5 (<= ~a29~0 43)) (.cse20 (<= .cse22 0))) (let ((.cse0 (not .cse20)) (.cse7 (= 2 ~a2~0)) (.cse17 (<= 0 (+ 600001 ~a0~0))) (.cse6 (<= 0 (+ ~a29~0 192415))) (.cse1 (= ~a2~0 1)) (.cse19 (+ ~a0~0 147)) (.cse18 (not .cse5)) (.cse8 (<= (+ 89 ~a4~0) 0)) (.cse13 (<= .cse12 0)) (.cse16 (= ~a2~0 4)) (.cse3 (<= 0 (+ 599999 ~a0~0))) (.cse9 (<= (+ 98 ~a0~0) 0)) (.cse15 (= 3 ~a2~0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse11 (< 0 .cse22)) (.cse14 (<= (+ 104 ~a0~0) 0)) (.cse21 (<= 0 (+ 140 ~a0~0))) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse10 (<= 5 ~a2~0))) (or (and (or (and .cse0 .cse1) (and .cse1 .cse2)) .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 (<= 0 (+ ~a0~0 60))) (and .cse3 .cse4 .cse9 .cse10 .cse2 .cse6) (and .cse11 .cse3 .cse4 .cse7 .cse9 .cse6) (and (<= 0 .cse12) .cse8 .cse1 (<= 0 (+ 44 ~a0~0)) .cse13) (and .cse14 (or (and .cse4 .cse0 .cse15) (and .cse4 (<= 96176 ~a29~0) .cse15 .cse2))) (and .cse11 .cse14 .cse3 .cse4 .cse7) (and .cse8 .cse1 .cse2) (and .cse11 .cse14 (< 43 ~a29~0) .cse4 .cse16 .cse17) (and .cse7 .cse9 .cse17 .cse18) (and .cse8 .cse16 .cse5 .cse6) (and .cse14 .cse4 .cse1 .cse17 .cse18) (and .cse8 .cse10 .cse6) (and .cse8 .cse16 .cse13 (<= 94 ~a0~0)) (and .cse11 .cse14 .cse4 .cse7 .cse17 .cse6) (and (< 0 .cse19) .cse4 .cse9 .cse1) (and .cse1 .cse20 (<= (+ ~a29~0 144) 0)) (and .cse8 (not (<= .cse19 0)) .cse2) (and .cse8 .cse18 .cse2) (and .cse8 .cse15) (and .cse8 .cse13 .cse2) (and .cse14 .cse3 .cse4 .cse16) (and .cse14 .cse4 .cse15 .cse5 .cse2) (and .cse3 .cse4 .cse10 (<= (+ 366639 ~a0~0) 0) .cse2) (and .cse21 .cse4 .cse9 .cse15 .cse2) (and .cse11 .cse14 .cse21 .cse4 .cse10))))) [2022-11-23 03:54:25,182 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-23 03:54:25,183 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-23 03:54:25,183 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,183 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,183 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,183 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,183 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,184 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,184 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,184 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,184 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-23 03:54:25,184 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-23 03:54:25,184 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,184 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-11-23 03:54:25,185 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-11-23 03:54:25,185 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,185 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,185 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,185 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,185 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,185 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,186 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 03:54:25,186 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-23 03:54:25,186 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,186 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,186 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,186 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,187 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-11-23 03:54:25,187 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-11-23 03:54:25,187 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-11-23 03:54:25,187 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,187 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-11-23 03:54:25,187 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-23 03:54:25,187 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,188 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,188 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,188 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,188 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,188 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,188 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,188 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-23 03:54:25,189 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,189 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,189 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,189 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,189 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-23 03:54:25,189 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,189 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,190 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-11-23 03:54:25,190 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,190 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,190 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,190 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,190 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,191 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,191 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,191 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-11-23 03:54:25,191 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-11-23 03:54:25,191 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,191 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-23 03:54:25,191 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,191 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-11-23 03:54:25,192 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,192 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-23 03:54:25,192 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-11-23 03:54:25,196 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:54:25,198 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 03:54:25,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:54:25 BoogieIcfgContainer [2022-11-23 03:54:25,259 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 03:54:25,260 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 03:54:25,268 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 03:54:25,268 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 03:54:25,269 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:52:38" (3/4) ... [2022-11-23 03:54:25,272 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 03:54:25,310 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-23 03:54:25,312 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-23 03:54:25,315 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 03:54:25,317 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 03:54:25,521 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 03:54:25,521 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 03:54:25,522 INFO L158 Benchmark]: Toolchain (without parser) took 112833.32ms. Allocated memory was 157.3MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 117.1MB in the beginning and 797.6MB in the end (delta: -680.5MB). Peak memory consumption was 567.3MB. Max. memory is 16.1GB. [2022-11-23 03:54:25,522 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 96.9MB in the beginning and 96.8MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 03:54:25,524 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1449.78ms. Allocated memory is still 157.3MB. Free memory was 117.1MB in the beginning and 57.0MB in the end (delta: 60.1MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-23 03:54:25,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 323.16ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 57.0MB in the beginning and 120.8MB in the end (delta: -63.8MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-11-23 03:54:25,524 INFO L158 Benchmark]: Boogie Preprocessor took 225.64ms. Allocated memory is still 188.7MB. Free memory was 120.8MB in the beginning and 103.0MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-23 03:54:25,525 INFO L158 Benchmark]: RCFGBuilder took 3730.94ms. Allocated memory is still 188.7MB. Free memory was 103.0MB in the beginning and 67.7MB in the end (delta: 35.3MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. [2022-11-23 03:54:25,527 INFO L158 Benchmark]: TraceAbstraction took 106829.57ms. Allocated memory was 188.7MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 67.7MB in the beginning and 822.8MB in the end (delta: -755.1MB). Peak memory consumption was 876.3MB. Max. memory is 16.1GB. [2022-11-23 03:54:25,528 INFO L158 Benchmark]: Witness Printer took 261.85ms. Allocated memory is still 1.4GB. Free memory was 822.8MB in the beginning and 797.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-23 03:54:25,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 96.9MB in the beginning and 96.8MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1449.78ms. Allocated memory is still 157.3MB. Free memory was 117.1MB in the beginning and 57.0MB in the end (delta: 60.1MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 323.16ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 57.0MB in the beginning and 120.8MB in the end (delta: -63.8MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 225.64ms. Allocated memory is still 188.7MB. Free memory was 120.8MB in the beginning and 103.0MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3730.94ms. Allocated memory is still 188.7MB. Free memory was 103.0MB in the beginning and 67.7MB in the end (delta: 35.3MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. * TraceAbstraction took 106829.57ms. Allocated memory was 188.7MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 67.7MB in the beginning and 822.8MB in the end (delta: -755.1MB). Peak memory consumption was 876.3MB. Max. memory is 16.1GB. * Witness Printer took 261.85ms. Allocated memory is still 1.4GB. Free memory was 822.8MB in the beginning and 797.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 209]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 106.7s, OverallIterations: 24, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 65.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13352 SdHoareTripleChecker+Valid, 60.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13352 mSDsluCounter, 8692 SdHoareTripleChecker+Invalid, 52.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1243 mSDsCounter, 4681 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35823 IncrementalHoareTripleChecker+Invalid, 40504 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4681 mSolverCounterUnsat, 7449 mSDtfsCounter, 35823 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3397 GetRequests, 3333 SyntacticMatches, 1 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27916occurred in iteration=21, InterpolantAutomatonStates: 105, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.6s AutomataMinimizationTime, 24 MinimizatonAttempts, 35756 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 280 NumberOfFragments, 1689 HoareAnnotationTreeSize, 4 FomulaSimplifications, 4478 FormulaSimplificationTreeSizeReduction, 4.6s HoareSimplificationTime, 4 FomulaSimplificationsInter, 76230 FormulaSimplificationTreeSizeReductionInter, 9.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 16.7s InterpolantComputationTime, 15881 NumberOfCodeBlocks, 15881 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 17167 ConstructedInterpolants, 0 QuantifiedInterpolants, 42365 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2411 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 29 InterpolantComputations, 22 PerfectInterpolantSequences, 19883/20750 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0)) && 0 <= 599999 + a0) && 42 + a4 <= 0) && a29 <= 43) && 0 <= a29 + 192415) || ((2 == a2 && 89 + a4 <= 0) && 0 <= a0 + 60)) || (((((0 <= 599999 + a0 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((((0 < a4 + 86 && 0 <= 599999 + a0) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= a29 + 192415)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (104 + a0 <= 0 && (((42 + a4 <= 0 && !(a4 + 86 <= 0)) && 3 == a2) || (((42 + a4 <= 0 && 96176 <= a29) && 3 == a2) && a0 + 61 <= 0)))) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 0 <= 599999 + a0) && 42 + a4 <= 0) && 2 == a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && a2 == 4) && 0 <= 600001 + a0)) || (((2 == a2 && 98 + a0 <= 0) && 0 <= 600001 + a0) && !(a29 <= 43))) || (((89 + a4 <= 0 && a2 == 4) && a29 <= 43) && 0 <= a29 + 192415)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && a2 == 1) && 0 <= 600001 + a0) && !(a29 <= 43))) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || ((89 + a4 <= 0 && 5 <= a2) && 0 <= a29 + 192415)) || (((89 + a4 <= 0 && a2 == 4) && a29 + 127 <= 0) && 94 <= a0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && 0 <= 600001 + a0) && 0 <= a29 + 192415)) || (((0 < a0 + 147 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1)) || ((89 + a4 <= 0 && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && !(a29 <= 43)) && a0 + 61 <= 0)) || (89 + a4 <= 0 && 3 == a2)) || ((89 + a4 <= 0 && a29 + 127 <= 0) && a0 + 61 <= 0)) || (((104 + a0 <= 0 && 0 <= 599999 + a0) && 42 + a4 <= 0) && a2 == 4)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || ((((0 <= 599999 + a0 && 42 + a4 <= 0) && 5 <= a2) && 366639 + a0 <= 0) && a0 + 61 <= 0)) || ((((0 <= 140 + a0 && 42 + a4 <= 0) && 98 + a0 <= 0) && 3 == a2) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 0 <= 140 + a0) && 42 + a4 <= 0) && 5 <= a2) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0)) && 0 <= 599999 + a0) && 42 + a4 <= 0) && a29 <= 43) && 0 <= a29 + 192415) || ((2 == a2 && 89 + a4 <= 0) && 0 <= a0 + 60)) || (((((0 <= 599999 + a0 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((((0 < a4 + 86 && 0 <= 599999 + a0) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= a29 + 192415)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (104 + a0 <= 0 && (((42 + a4 <= 0 && !(a4 + 86 <= 0)) && 3 == a2) || (((42 + a4 <= 0 && 96176 <= a29) && 3 == a2) && a0 + 61 <= 0)))) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 0 <= 599999 + a0) && 42 + a4 <= 0) && 2 == a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && a2 == 4) && 0 <= 600001 + a0)) || (((2 == a2 && 98 + a0 <= 0) && 0 <= 600001 + a0) && !(a29 <= 43))) || (((89 + a4 <= 0 && a2 == 4) && a29 <= 43) && 0 <= a29 + 192415)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && a2 == 1) && 0 <= 600001 + a0) && !(a29 <= 43))) || ((89 + a4 <= 0 && 5 <= a2) && 0 <= a29 + 192415)) || (((89 + a4 <= 0 && a2 == 4) && a29 + 127 <= 0) && 94 <= a0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && 0 <= 600001 + a0) && 0 <= a29 + 192415)) || (((0 < a0 + 147 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((89 + a4 <= 0 && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && !(a29 <= 43)) && a0 + 61 <= 0)) || (89 + a4 <= 0 && 3 == a2)) || ((89 + a4 <= 0 && a29 + 127 <= 0) && a0 + 61 <= 0)) || (((104 + a0 <= 0 && 0 <= 599999 + a0) && 42 + a4 <= 0) && a2 == 4)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || ((((0 <= 599999 + a0 && 42 + a4 <= 0) && 5 <= a2) && 366639 + a0 <= 0) && a0 + 61 <= 0)) || ((((0 <= 140 + a0 && 42 + a4 <= 0) && 98 + a0 <= 0) && 3 == a2) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 0 <= 140 + a0) && 42 + a4 <= 0) && 5 <= a2) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0)) && 0 <= 599999 + a0) && 42 + a4 <= 0) && a29 <= 43) && 0 <= a29 + 192415) || ((2 == a2 && 89 + a4 <= 0) && 0 <= a0 + 60)) || (((((0 <= 599999 + a0 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((((0 < a4 + 86 && 0 <= 599999 + a0) && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= a29 + 192415)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (104 + a0 <= 0 && (((42 + a4 <= 0 && !(a4 + 86 <= 0)) && 3 == a2) || (((42 + a4 <= 0 && 96176 <= a29) && 3 == a2) && a0 + 61 <= 0)))) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 0 <= 599999 + a0) && 42 + a4 <= 0) && 2 == a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && a2 == 4) && 0 <= 600001 + a0)) || (((2 == a2 && 98 + a0 <= 0) && 0 <= 600001 + a0) && !(a29 <= 43))) || (((89 + a4 <= 0 && a2 == 4) && a29 <= 43) && 0 <= a29 + 192415)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && a2 == 1) && 0 <= 600001 + a0) && !(a29 <= 43))) || ((89 + a4 <= 0 && 5 <= a2) && 0 <= a29 + 192415)) || (((89 + a4 <= 0 && a2 == 4) && a29 + 127 <= 0) && 94 <= a0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && 0 <= 600001 + a0) && 0 <= a29 + 192415)) || (((0 < a0 + 147 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((89 + a4 <= 0 && !(a0 + 147 <= 0)) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && !(a29 <= 43)) && a0 + 61 <= 0)) || (89 + a4 <= 0 && 3 == a2)) || ((89 + a4 <= 0 && a29 + 127 <= 0) && a0 + 61 <= 0)) || (((104 + a0 <= 0 && 0 <= 599999 + a0) && 42 + a4 <= 0) && a2 == 4)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && 3 == a2) && a29 <= 43) && a0 + 61 <= 0)) || ((((0 <= 599999 + a0 && 42 + a4 <= 0) && 5 <= a2) && 366639 + a0 <= 0) && a0 + 61 <= 0)) || ((((0 <= 140 + a0 && 42 + a4 <= 0) && 98 + a0 <= 0) && 3 == a2) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 0 <= 140 + a0) && 42 + a4 <= 0) && 5 <= a2) RESULT: Ultimate proved your program to be correct! [2022-11-23 03:54:25,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5b94a02-27ea-4697-94e0-4f86018fce68/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE