./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label59.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/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_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/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_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/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 b318f94936d789f3e225c0b031e22ed136ba6b0572610da57c85f0ad4ebaa0a1 --- 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 01:53:23,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 01:53:23,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 01:53:23,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 01:53:23,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 01:53:23,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 01:53:23,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 01:53:23,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 01:53:23,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 01:53:23,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 01:53:23,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 01:53:23,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 01:53:23,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 01:53:23,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 01:53:23,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 01:53:23,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 01:53:23,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 01:53:23,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 01:53:23,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 01:53:23,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 01:53:23,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 01:53:23,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 01:53:23,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 01:53:23,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 01:53:23,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 01:53:23,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 01:53:23,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 01:53:23,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 01:53:23,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 01:53:23,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 01:53:23,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 01:53:23,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 01:53:23,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 01:53:23,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 01:53:23,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 01:53:23,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 01:53:23,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 01:53:23,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 01:53:23,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 01:53:23,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 01:53:23,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 01:53:23,945 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-23 01:53:23,986 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 01:53:23,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 01:53:23,987 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 01:53:23,987 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 01:53:23,988 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 01:53:23,988 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 01:53:23,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 01:53:23,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 01:53:23,990 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 01:53:23,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 01:53:23,991 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 01:53:23,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 01:53:23,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 01:53:23,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 01:53:23,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 01:53:23,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 01:53:23,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 01:53:23,992 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 01:53:23,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 01:53:23,993 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 01:53:23,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 01:53:23,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 01:53:23,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 01:53:23,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 01:53:23,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:53:23,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 01:53:23,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 01:53:23,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 01:53:23,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 01:53:23,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 01:53:23,996 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 01:53:23,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 01:53:23,996 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 01:53:23,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 01:53:23,997 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_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b318f94936d789f3e225c0b031e22ed136ba6b0572610da57c85f0ad4ebaa0a1 [2022-11-23 01:53:24,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 01:53:24,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 01:53:24,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 01:53:24,319 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 01:53:24,319 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 01:53:24,320 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/eca-rers2012/Problem11_label59.c [2022-11-23 01:53:27,313 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 01:53:27,685 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 01:53:27,686 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/sv-benchmarks/c/eca-rers2012/Problem11_label59.c [2022-11-23 01:53:27,708 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/data/bdd2209e8/ff08b04b65c840a792b7179d1733c4ea/FLAGf7225148f [2022-11-23 01:53:27,727 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/data/bdd2209e8/ff08b04b65c840a792b7179d1733c4ea [2022-11-23 01:53:27,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 01:53:27,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 01:53:27,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 01:53:27,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 01:53:27,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 01:53:27,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:27" (1/1) ... [2022-11-23 01:53:27,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e351e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:27, skipping insertion in model container [2022-11-23 01:53:27,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:27" (1/1) ... [2022-11-23 01:53:27,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 01:53:27,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 01:53:28,034 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_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/sv-benchmarks/c/eca-rers2012/Problem11_label59.c[8515,8528] [2022-11-23 01:53:28,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 01:53:28,352 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 01:53:28,403 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_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/sv-benchmarks/c/eca-rers2012/Problem11_label59.c[8515,8528] [2022-11-23 01:53:28,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 01:53:28,681 INFO L208 MainTranslator]: Completed translation [2022-11-23 01:53:28,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28 WrapperNode [2022-11-23 01:53:28,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 01:53:28,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 01:53:28,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 01:53:28,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 01:53:28,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,824 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2022-11-23 01:53:28,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 01:53:28,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 01:53:28,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 01:53:28,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 01:53:28,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,937 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 01:53:28,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 01:53:28,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 01:53:28,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 01:53:28,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (1/1) ... [2022-11-23 01:53:28,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:53:28,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:53:29,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 01:53:29,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 01:53:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 01:53:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 01:53:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 01:53:29,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 01:53:29,138 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 01:53:29,140 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 01:53:31,210 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 01:53:31,234 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 01:53:31,235 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 01:53:31,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:53:31 BoogieIcfgContainer [2022-11-23 01:53:31,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 01:53:31,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 01:53:31,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 01:53:31,245 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 01:53:31,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:53:27" (1/3) ... [2022-11-23 01:53:31,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@291e670e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:53:31, skipping insertion in model container [2022-11-23 01:53:31,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:28" (2/3) ... [2022-11-23 01:53:31,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@291e670e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:53:31, skipping insertion in model container [2022-11-23 01:53:31,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:53:31" (3/3) ... [2022-11-23 01:53:31,251 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label59.c [2022-11-23 01:53:31,271 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 01:53:31,271 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 01:53:31,358 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 01:53:31,367 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;@764d2302, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 01:53:31,368 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 01:53:31,375 INFO L276 IsEmpty]: Start isEmpty. Operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 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 01:53:31,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-23 01:53:31,389 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:31,389 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] [2022-11-23 01:53:31,390 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:31,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:31,398 INFO L85 PathProgramCache]: Analyzing trace with hash 118092897, now seen corresponding path program 1 times [2022-11-23 01:53:31,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:31,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568214064] [2022-11-23 01:53:31,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:31,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:31,891 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 01:53:31,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:31,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568214064] [2022-11-23 01:53:31,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568214064] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:31,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:31,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:53:31,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239544418] [2022-11-23 01:53:31,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:31,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:31,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:31,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:31,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:31,951 INFO L87 Difference]: Start difference. First operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 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 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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 01:53:33,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:33,332 INFO L93 Difference]: Finished difference Result 763 states and 1352 transitions. [2022-11-23 01:53:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:33,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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 59 [2022-11-23 01:53:33,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:33,355 INFO L225 Difference]: With dead ends: 763 [2022-11-23 01:53:33,357 INFO L226 Difference]: Without dead ends: 416 [2022-11-23 01:53:33,365 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 01:53:33,370 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 214 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:33,372 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 89 Invalid, 832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-23 01:53:33,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2022-11-23 01:53:33,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 408. [2022-11-23 01:53:33,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 407 states have (on average 1.6142506142506143) internal successors, (657), 407 states have internal predecessors, (657), 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 01:53:33,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 657 transitions. [2022-11-23 01:53:33,461 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 657 transitions. Word has length 59 [2022-11-23 01:53:33,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:33,463 INFO L495 AbstractCegarLoop]: Abstraction has 408 states and 657 transitions. [2022-11-23 01:53:33,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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 01:53:33,463 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 657 transitions. [2022-11-23 01:53:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-23 01:53:33,475 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:33,475 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:53:33,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 01:53:33,477 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:33,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:33,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1894877470, now seen corresponding path program 1 times [2022-11-23 01:53:33,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:33,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452911868] [2022-11-23 01:53:33,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:33,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:33,825 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:53:33,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:33,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452911868] [2022-11-23 01:53:33,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452911868] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:33,828 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:33,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:53:33,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794738697] [2022-11-23 01:53:33,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:33,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:33,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:33,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:33,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:33,831 INFO L87 Difference]: Start difference. First operand 408 states and 657 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 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 01:53:34,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:34,946 INFO L93 Difference]: Finished difference Result 1193 states and 1931 transitions. [2022-11-23 01:53:34,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:34,947 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 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 124 [2022-11-23 01:53:34,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:34,951 INFO L225 Difference]: With dead ends: 1193 [2022-11-23 01:53:34,951 INFO L226 Difference]: Without dead ends: 787 [2022-11-23 01:53:34,952 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 01:53:34,953 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 143 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 559 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:34,954 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 153 Invalid, 645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 559 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-23 01:53:34,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 787 states. [2022-11-23 01:53:34,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 787 to 783. [2022-11-23 01:53:34,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 782 states have (on average 1.4398976982097187) internal successors, (1126), 782 states have internal predecessors, (1126), 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 01:53:34,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 1126 transitions. [2022-11-23 01:53:34,985 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 1126 transitions. Word has length 124 [2022-11-23 01:53:34,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:34,985 INFO L495 AbstractCegarLoop]: Abstraction has 783 states and 1126 transitions. [2022-11-23 01:53:34,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 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 01:53:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1126 transitions. [2022-11-23 01:53:34,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-23 01:53:34,988 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:34,988 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:53:34,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 01:53:34,989 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:34,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:34,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1494454920, now seen corresponding path program 1 times [2022-11-23 01:53:34,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:34,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896921642] [2022-11-23 01:53:34,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:34,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:35,206 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:53:35,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:35,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896921642] [2022-11-23 01:53:35,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896921642] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:35,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:35,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:53:35,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374057098] [2022-11-23 01:53:35,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:35,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:35,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:35,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:35,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:35,209 INFO L87 Difference]: Start difference. First operand 783 states and 1126 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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 01:53:36,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:36,238 INFO L93 Difference]: Finished difference Result 1948 states and 2803 transitions. [2022-11-23 01:53:36,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:36,239 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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 127 [2022-11-23 01:53:36,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:36,243 INFO L225 Difference]: With dead ends: 1948 [2022-11-23 01:53:36,244 INFO L226 Difference]: Without dead ends: 1167 [2022-11-23 01:53:36,245 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 01:53:36,246 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 144 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:36,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 116 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 01:53:36,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1167 states. [2022-11-23 01:53:36,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1167 to 1154. [2022-11-23 01:53:36,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1154 states, 1153 states have (on average 1.3399826539462272) internal successors, (1545), 1153 states have internal predecessors, (1545), 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 01:53:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 1154 states and 1545 transitions. [2022-11-23 01:53:36,275 INFO L78 Accepts]: Start accepts. Automaton has 1154 states and 1545 transitions. Word has length 127 [2022-11-23 01:53:36,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:36,276 INFO L495 AbstractCegarLoop]: Abstraction has 1154 states and 1545 transitions. [2022-11-23 01:53:36,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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 01:53:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1545 transitions. [2022-11-23 01:53:36,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-23 01:53:36,278 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:36,279 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:53:36,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 01:53:36,279 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:36,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:36,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1334026776, now seen corresponding path program 1 times [2022-11-23 01:53:36,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:36,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183594467] [2022-11-23 01:53:36,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:36,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:36,675 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:53:36,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:36,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183594467] [2022-11-23 01:53:36,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183594467] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:36,677 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:36,677 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:53:36,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423434502] [2022-11-23 01:53:36,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:36,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:36,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:36,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:36,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:36,680 INFO L87 Difference]: Start difference. First operand 1154 states and 1545 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 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 01:53:37,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:37,626 INFO L93 Difference]: Finished difference Result 2676 states and 3531 transitions. [2022-11-23 01:53:37,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:37,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 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 128 [2022-11-23 01:53:37,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:37,632 INFO L225 Difference]: With dead ends: 2676 [2022-11-23 01:53:37,632 INFO L226 Difference]: Without dead ends: 1524 [2022-11-23 01:53:37,633 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 01:53:37,635 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 120 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:37,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 189 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 01:53:37,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1524 states. [2022-11-23 01:53:37,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1524 to 1523. [2022-11-23 01:53:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1523 states, 1522 states have (on average 1.269382391590013) internal successors, (1932), 1522 states have internal predecessors, (1932), 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 01:53:37,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1523 states and 1932 transitions. [2022-11-23 01:53:37,669 INFO L78 Accepts]: Start accepts. Automaton has 1523 states and 1932 transitions. Word has length 128 [2022-11-23 01:53:37,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:37,669 INFO L495 AbstractCegarLoop]: Abstraction has 1523 states and 1932 transitions. [2022-11-23 01:53:37,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 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 01:53:37,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1932 transitions. [2022-11-23 01:53:37,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-23 01:53:37,672 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:37,672 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:37,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 01:53:37,673 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:37,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:37,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1749899371, now seen corresponding path program 1 times [2022-11-23 01:53:37,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:37,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283747876] [2022-11-23 01:53:37,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:37,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:37,877 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:53:37,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:37,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283747876] [2022-11-23 01:53:37,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283747876] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:37,878 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:37,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 01:53:37,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435184604] [2022-11-23 01:53:37,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:37,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:37,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:37,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:37,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:37,882 INFO L87 Difference]: Start difference. First operand 1523 states and 1932 transitions. Second operand has 3 states, 3 states have (on average 62.0) internal successors, (186), 2 states have internal predecessors, (186), 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 01:53:38,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:38,814 INFO L93 Difference]: Finished difference Result 3968 states and 5154 transitions. [2022-11-23 01:53:38,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:38,815 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.0) internal successors, (186), 2 states have internal predecessors, (186), 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 186 [2022-11-23 01:53:38,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:38,823 INFO L225 Difference]: With dead ends: 3968 [2022-11-23 01:53:38,823 INFO L226 Difference]: Without dead ends: 2631 [2022-11-23 01:53:38,826 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 01:53:38,836 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 115 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:38,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 154 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 01:53:38,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2631 states. [2022-11-23 01:53:38,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2631 to 2631. [2022-11-23 01:53:38,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2631 states, 2630 states have (on average 1.2133079847908745) internal successors, (3191), 2630 states have internal predecessors, (3191), 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 01:53:38,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 2631 states and 3191 transitions. [2022-11-23 01:53:38,892 INFO L78 Accepts]: Start accepts. Automaton has 2631 states and 3191 transitions. Word has length 186 [2022-11-23 01:53:38,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:38,894 INFO L495 AbstractCegarLoop]: Abstraction has 2631 states and 3191 transitions. [2022-11-23 01:53:38,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.0) internal successors, (186), 2 states have internal predecessors, (186), 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 01:53:38,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 3191 transitions. [2022-11-23 01:53:38,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-11-23 01:53:38,902 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:38,903 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:38,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 01:53:38,905 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:38,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:38,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1893767947, now seen corresponding path program 1 times [2022-11-23 01:53:38,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:38,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897069699] [2022-11-23 01:53:38,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:38,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:39,465 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:53:39,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:39,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897069699] [2022-11-23 01:53:39,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897069699] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:39,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:39,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 01:53:39,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661351440] [2022-11-23 01:53:39,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:39,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 01:53:39,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:39,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 01:53:39,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 01:53:39,468 INFO L87 Difference]: Start difference. First operand 2631 states and 3191 transitions. Second operand has 4 states, 4 states have (on average 50.5) internal successors, (202), 3 states have internal predecessors, (202), 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 01:53:41,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:41,338 INFO L93 Difference]: Finished difference Result 7118 states and 8850 transitions. [2022-11-23 01:53:41,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 01:53:41,339 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 50.5) internal successors, (202), 3 states have internal predecessors, (202), 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 202 [2022-11-23 01:53:41,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:41,353 INFO L225 Difference]: With dead ends: 7118 [2022-11-23 01:53:41,353 INFO L226 Difference]: Without dead ends: 4673 [2022-11-23 01:53:41,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 01:53:41,357 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 245 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 1129 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 1393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:41,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 79 Invalid, 1393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1129 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-23 01:53:41,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4673 states. [2022-11-23 01:53:41,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4673 to 4295. [2022-11-23 01:53:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4295 states, 4294 states have (on average 1.231020027945971) internal successors, (5286), 4294 states have internal predecessors, (5286), 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 01:53:41,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4295 states to 4295 states and 5286 transitions. [2022-11-23 01:53:41,453 INFO L78 Accepts]: Start accepts. Automaton has 4295 states and 5286 transitions. Word has length 202 [2022-11-23 01:53:41,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:41,454 INFO L495 AbstractCegarLoop]: Abstraction has 4295 states and 5286 transitions. [2022-11-23 01:53:41,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 50.5) internal successors, (202), 3 states have internal predecessors, (202), 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 01:53:41,455 INFO L276 IsEmpty]: Start isEmpty. Operand 4295 states and 5286 transitions. [2022-11-23 01:53:41,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-11-23 01:53:41,459 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:41,459 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, 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] [2022-11-23 01:53:41,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 01:53:41,460 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:41,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:41,460 INFO L85 PathProgramCache]: Analyzing trace with hash -878115989, now seen corresponding path program 1 times [2022-11-23 01:53:41,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:41,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752564392] [2022-11-23 01:53:41,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:41,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:41,758 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:53:41,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:41,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752564392] [2022-11-23 01:53:41,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752564392] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:41,759 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:41,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 01:53:41,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023202996] [2022-11-23 01:53:41,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:41,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:41,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:41,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:41,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:41,761 INFO L87 Difference]: Start difference. First operand 4295 states and 5286 transitions. Second operand has 3 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 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 01:53:42,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:42,758 INFO L93 Difference]: Finished difference Result 9519 states and 11889 transitions. [2022-11-23 01:53:42,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:42,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 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 239 [2022-11-23 01:53:42,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:42,776 INFO L225 Difference]: With dead ends: 9519 [2022-11-23 01:53:42,776 INFO L226 Difference]: Without dead ends: 5594 [2022-11-23 01:53:42,781 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 01:53:42,784 INFO L413 NwaCegarLoop]: 311 mSDtfsCounter, 135 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:42,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 331 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 01:53:42,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5594 states. [2022-11-23 01:53:42,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5594 to 5399. [2022-11-23 01:53:42,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5399 states, 5398 states have (on average 1.2182289736939607) internal successors, (6576), 5398 states have internal predecessors, (6576), 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 01:53:42,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5399 states to 5399 states and 6576 transitions. [2022-11-23 01:53:42,908 INFO L78 Accepts]: Start accepts. Automaton has 5399 states and 6576 transitions. Word has length 239 [2022-11-23 01:53:42,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:42,908 INFO L495 AbstractCegarLoop]: Abstraction has 5399 states and 6576 transitions. [2022-11-23 01:53:42,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 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 01:53:42,909 INFO L276 IsEmpty]: Start isEmpty. Operand 5399 states and 6576 transitions. [2022-11-23 01:53:42,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-11-23 01:53:42,913 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:42,913 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, 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] [2022-11-23 01:53:42,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 01:53:42,913 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:42,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:42,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1869280923, now seen corresponding path program 1 times [2022-11-23 01:53:42,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:42,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007927489] [2022-11-23 01:53:42,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:42,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:43,275 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-11-23 01:53:43,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:43,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007927489] [2022-11-23 01:53:43,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007927489] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:43,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:43,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 01:53:43,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923362192] [2022-11-23 01:53:43,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:43,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:43,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:43,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:43,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:43,278 INFO L87 Difference]: Start difference. First operand 5399 states and 6576 transitions. Second operand has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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 01:53:44,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:44,434 INFO L93 Difference]: Finished difference Result 14317 states and 17683 transitions. [2022-11-23 01:53:44,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:44,435 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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 240 [2022-11-23 01:53:44,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:44,465 INFO L225 Difference]: With dead ends: 14317 [2022-11-23 01:53:44,466 INFO L226 Difference]: Without dead ends: 9288 [2022-11-23 01:53:44,472 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 01:53:44,473 INFO L413 NwaCegarLoop]: 307 mSDtfsCounter, 167 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:44,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 331 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 01:53:44,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9288 states. [2022-11-23 01:53:44,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9288 to 8184. [2022-11-23 01:53:44,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8184 states, 8183 states have (on average 1.2134913845777833) internal successors, (9930), 8183 states have internal predecessors, (9930), 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 01:53:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8184 states to 8184 states and 9930 transitions. [2022-11-23 01:53:44,694 INFO L78 Accepts]: Start accepts. Automaton has 8184 states and 9930 transitions. Word has length 240 [2022-11-23 01:53:44,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:44,695 INFO L495 AbstractCegarLoop]: Abstraction has 8184 states and 9930 transitions. [2022-11-23 01:53:44,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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 01:53:44,695 INFO L276 IsEmpty]: Start isEmpty. Operand 8184 states and 9930 transitions. [2022-11-23 01:53:44,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-11-23 01:53:44,701 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:44,702 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, 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] [2022-11-23 01:53:44,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 01:53:44,703 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:44,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:44,704 INFO L85 PathProgramCache]: Analyzing trace with hash -2080681397, now seen corresponding path program 1 times [2022-11-23 01:53:44,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:44,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063645808] [2022-11-23 01:53:44,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:44,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:45,212 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:53:45,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:45,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063645808] [2022-11-23 01:53:45,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063645808] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:45,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:45,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 01:53:45,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823213807] [2022-11-23 01:53:45,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:45,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 01:53:45,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:45,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 01:53:45,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 01:53:45,216 INFO L87 Difference]: Start difference. First operand 8184 states and 9930 transitions. Second operand has 4 states, 4 states have (on average 65.25) internal successors, (261), 3 states have internal predecessors, (261), 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 01:53:47,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:47,052 INFO L93 Difference]: Finished difference Result 17850 states and 21799 transitions. [2022-11-23 01:53:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 01:53:47,053 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 65.25) internal successors, (261), 3 states have internal predecessors, (261), 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 261 [2022-11-23 01:53:47,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:47,130 INFO L225 Difference]: With dead ends: 17850 [2022-11-23 01:53:47,135 INFO L226 Difference]: Without dead ends: 10036 [2022-11-23 01:53:47,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 01:53:47,145 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 245 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1064 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 1362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1064 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:47,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 140 Invalid, 1362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1064 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-23 01:53:47,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10036 states. [2022-11-23 01:53:47,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10036 to 9658. [2022-11-23 01:53:47,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9658 states, 9657 states have (on average 1.2026509267888579) internal successors, (11614), 9657 states have internal predecessors, (11614), 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 01:53:47,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9658 states to 9658 states and 11614 transitions. [2022-11-23 01:53:47,343 INFO L78 Accepts]: Start accepts. Automaton has 9658 states and 11614 transitions. Word has length 261 [2022-11-23 01:53:47,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:47,344 INFO L495 AbstractCegarLoop]: Abstraction has 9658 states and 11614 transitions. [2022-11-23 01:53:47,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 65.25) internal successors, (261), 3 states have internal predecessors, (261), 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 01:53:47,345 INFO L276 IsEmpty]: Start isEmpty. Operand 9658 states and 11614 transitions. [2022-11-23 01:53:47,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2022-11-23 01:53:47,352 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:47,354 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, 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] [2022-11-23 01:53:47,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-23 01:53:47,354 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:47,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:47,360 INFO L85 PathProgramCache]: Analyzing trace with hash -2113401050, now seen corresponding path program 1 times [2022-11-23 01:53:47,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:47,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590472109] [2022-11-23 01:53:47,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:47,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:48,277 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 128 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:53:48,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:48,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590472109] [2022-11-23 01:53:48,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590472109] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 01:53:48,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424869551] [2022-11-23 01:53:48,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:48,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:53:48,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:53:48,286 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 01:53:48,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 01:53:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:48,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 01:53:48,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:53:49,153 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 128 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:53:49,154 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 01:53:49,333 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-23 01:53:49,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424869551] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-23 01:53:49,333 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-23 01:53:49,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 5 [2022-11-23 01:53:49,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849027941] [2022-11-23 01:53:49,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:49,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:49,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:49,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:49,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 01:53:49,336 INFO L87 Difference]: Start difference. First operand 9658 states and 11614 transitions. Second operand has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 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 01:53:50,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:50,408 INFO L93 Difference]: Finished difference Result 18385 states and 22011 transitions. [2022-11-23 01:53:50,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:50,409 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 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 313 [2022-11-23 01:53:50,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:50,427 INFO L225 Difference]: With dead ends: 18385 [2022-11-23 01:53:50,428 INFO L226 Difference]: Without dead ends: 9097 [2022-11-23 01:53:50,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 628 GetRequests, 624 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 01:53:50,437 INFO L413 NwaCegarLoop]: 294 mSDtfsCounter, 161 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:50,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 308 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 01:53:50,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9097 states. [2022-11-23 01:53:50,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9097 to 8358. [2022-11-23 01:53:50,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8358 states, 8357 states have (on average 1.1808065095129832) internal successors, (9868), 8357 states have internal predecessors, (9868), 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 01:53:50,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8358 states to 8358 states and 9868 transitions. [2022-11-23 01:53:50,613 INFO L78 Accepts]: Start accepts. Automaton has 8358 states and 9868 transitions. Word has length 313 [2022-11-23 01:53:50,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:50,614 INFO L495 AbstractCegarLoop]: Abstraction has 8358 states and 9868 transitions. [2022-11-23 01:53:50,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 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 01:53:50,614 INFO L276 IsEmpty]: Start isEmpty. Operand 8358 states and 9868 transitions. [2022-11-23 01:53:50,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-11-23 01:53:50,627 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:50,627 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 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 01:53:50,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 01:53:50,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 01:53:50,834 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:50,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:50,835 INFO L85 PathProgramCache]: Analyzing trace with hash 658760884, now seen corresponding path program 1 times [2022-11-23 01:53:50,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:50,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110246813] [2022-11-23 01:53:50,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:50,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:51,291 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2022-11-23 01:53:51,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:51,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110246813] [2022-11-23 01:53:51,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110246813] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:51,292 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:51,292 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 01:53:51,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664429566] [2022-11-23 01:53:51,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:51,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:51,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:51,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:51,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:51,294 INFO L87 Difference]: Start difference. First operand 8358 states and 9868 transitions. Second operand has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 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 01:53:52,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:52,487 INFO L93 Difference]: Finished difference Result 17639 states and 20898 transitions. [2022-11-23 01:53:52,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:52,488 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 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 381 [2022-11-23 01:53:52,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:52,506 INFO L225 Difference]: With dead ends: 17639 [2022-11-23 01:53:52,506 INFO L226 Difference]: Without dead ends: 9467 [2022-11-23 01:53:52,513 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 01:53:52,514 INFO L413 NwaCegarLoop]: 339 mSDtfsCounter, 107 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 567 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:52,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 361 Invalid, 655 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 567 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-23 01:53:52,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9467 states. [2022-11-23 01:53:52,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9467 to 9278. [2022-11-23 01:53:52,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9278 states, 9277 states have (on average 1.1745176242319715) internal successors, (10896), 9277 states have internal predecessors, (10896), 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 01:53:52,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9278 states to 9278 states and 10896 transitions. [2022-11-23 01:53:52,667 INFO L78 Accepts]: Start accepts. Automaton has 9278 states and 10896 transitions. Word has length 381 [2022-11-23 01:53:52,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:52,667 INFO L495 AbstractCegarLoop]: Abstraction has 9278 states and 10896 transitions. [2022-11-23 01:53:52,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 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 01:53:52,668 INFO L276 IsEmpty]: Start isEmpty. Operand 9278 states and 10896 transitions. [2022-11-23 01:53:52,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2022-11-23 01:53:52,679 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:52,680 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, 3, 3, 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] [2022-11-23 01:53:52,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-23 01:53:52,680 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:52,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:52,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1793054198, now seen corresponding path program 1 times [2022-11-23 01:53:52,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:52,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711174459] [2022-11-23 01:53:52,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:52,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:53,017 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2022-11-23 01:53:53,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:53,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711174459] [2022-11-23 01:53:53,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711174459] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:53,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:53,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 01:53:53,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781717558] [2022-11-23 01:53:53,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:53,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:53,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:53,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:53,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:53,020 INFO L87 Difference]: Start difference. First operand 9278 states and 10896 transitions. Second operand has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 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 01:53:54,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:54,087 INFO L93 Difference]: Finished difference Result 19840 states and 23280 transitions. [2022-11-23 01:53:54,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:54,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 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 386 [2022-11-23 01:53:54,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:54,106 INFO L225 Difference]: With dead ends: 19840 [2022-11-23 01:53:54,107 INFO L226 Difference]: Without dead ends: 10934 [2022-11-23 01:53:54,116 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 01:53:54,117 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 162 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:54,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 317 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 01:53:54,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10934 states. [2022-11-23 01:53:54,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10934 to 7785. [2022-11-23 01:53:54,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7785 states, 7784 states have (on average 1.1379753340184995) internal successors, (8858), 7784 states have internal predecessors, (8858), 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 01:53:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7785 states to 7785 states and 8858 transitions. [2022-11-23 01:53:54,257 INFO L78 Accepts]: Start accepts. Automaton has 7785 states and 8858 transitions. Word has length 386 [2022-11-23 01:53:54,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:54,257 INFO L495 AbstractCegarLoop]: Abstraction has 7785 states and 8858 transitions. [2022-11-23 01:53:54,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 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 01:53:54,258 INFO L276 IsEmpty]: Start isEmpty. Operand 7785 states and 8858 transitions. [2022-11-23 01:53:54,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-11-23 01:53:54,273 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:54,273 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, 3, 3, 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] [2022-11-23 01:53:54,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-23 01:53:54,274 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:54,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:54,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1378379559, now seen corresponding path program 1 times [2022-11-23 01:53:54,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:54,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075289515] [2022-11-23 01:53:54,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:54,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:54,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:54,800 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-23 01:53:54,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:54,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075289515] [2022-11-23 01:53:54,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075289515] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:54,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:54,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 01:53:54,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373511357] [2022-11-23 01:53:54,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:54,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:54,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:54,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:54,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:54,804 INFO L87 Difference]: Start difference. First operand 7785 states and 8858 transitions. Second operand has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 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 01:53:55,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:55,876 INFO L93 Difference]: Finished difference Result 17417 states and 19899 transitions. [2022-11-23 01:53:55,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:55,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 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 401 [2022-11-23 01:53:55,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:55,893 INFO L225 Difference]: With dead ends: 17417 [2022-11-23 01:53:55,893 INFO L226 Difference]: Without dead ends: 10004 [2022-11-23 01:53:55,900 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 01:53:55,901 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 142 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:55,902 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 132 Invalid, 656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 01:53:55,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10004 states. [2022-11-23 01:53:56,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10004 to 9634. [2022-11-23 01:53:56,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9634 states, 9633 states have (on average 1.1337070486868057) internal successors, (10921), 9633 states have internal predecessors, (10921), 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 01:53:56,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9634 states to 9634 states and 10921 transitions. [2022-11-23 01:53:56,043 INFO L78 Accepts]: Start accepts. Automaton has 9634 states and 10921 transitions. Word has length 401 [2022-11-23 01:53:56,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:56,044 INFO L495 AbstractCegarLoop]: Abstraction has 9634 states and 10921 transitions. [2022-11-23 01:53:56,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 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 01:53:56,045 INFO L276 IsEmpty]: Start isEmpty. Operand 9634 states and 10921 transitions. [2022-11-23 01:53:56,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2022-11-23 01:53:56,060 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 01:53:56,061 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, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:56,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-23 01:53:56,061 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 01:53:56,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:53:56,062 INFO L85 PathProgramCache]: Analyzing trace with hash -384632590, now seen corresponding path program 1 times [2022-11-23 01:53:56,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:53:56,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650958419] [2022-11-23 01:53:56,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:53:56,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:53:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:53:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2022-11-23 01:53:56,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 01:53:56,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650958419] [2022-11-23 01:53:56,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650958419] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 01:53:56,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 01:53:56,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 01:53:56,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282511437] [2022-11-23 01:53:56,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 01:53:56,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 01:53:56,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 01:53:56,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 01:53:56,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 01:53:56,980 INFO L87 Difference]: Start difference. First operand 9634 states and 10921 transitions. Second operand has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 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 01:53:57,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 01:53:57,995 INFO L93 Difference]: Finished difference Result 20182 states and 22883 transitions. [2022-11-23 01:53:57,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 01:53:57,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 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 411 [2022-11-23 01:53:57,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 01:53:57,997 INFO L225 Difference]: With dead ends: 20182 [2022-11-23 01:53:57,997 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 01:53:58,005 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 01:53:58,006 INFO L413 NwaCegarLoop]: 296 mSDtfsCounter, 164 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 01:53:58,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 312 Invalid, 649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 01:53:58,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 01:53:58,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 01:53:58,007 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 01:53:58,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 01:53:58,007 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 411 [2022-11-23 01:53:58,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 01:53:58,008 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 01:53:58,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 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 01:53:58,008 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 01:53:58,008 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 01:53:58,011 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 01:53:58,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-23 01:53:58,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 01:53:59,919 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2022-11-23 01:53:59,919 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,919 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2022-11-23 01:53:59,919 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,919 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,920 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2022-11-23 01:53:59,921 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,922 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,923 INFO L895 garLoopResultBuilder]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse1 (< 140 ~a29~0)) (.cse2 (= ~a25~0 12)) (.cse4 (<= ~a29~0 130)) (.cse5 (<= ~a23~0 138)) (.cse3 (<= 10 ~a25~0)) (.cse0 (= ~a4~0 1))) (or (and (<= ~a23~0 266) .cse0) (and (<= 260 ~a29~0) (<= ~a23~0 137)) (and .cse1 .cse0) (and .cse2 .cse1) (and .cse3 (<= ~a25~0 10) .cse4) (and .cse5 (<= ~a29~0 220)) (and .cse2 .cse4) (and .cse3 .cse5) (and .cse3 .cse0))) [2022-11-23 01:53:59,923 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,923 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2022-11-23 01:53:59,923 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2022-11-23 01:53:59,923 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,923 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,923 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,923 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,923 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,924 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,924 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2022-11-23 01:53:59,924 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2022-11-23 01:53:59,924 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-11-23 01:53:59,924 INFO L902 garLoopResultBuilder]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2022-11-23 01:53:59,924 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,924 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,924 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,924 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,924 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,924 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,925 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,926 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,926 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,926 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2022-11-23 01:53:59,926 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2022-11-23 01:53:59,926 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2022-11-23 01:53:59,926 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,926 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse1 (< 140 ~a29~0)) (.cse2 (= ~a25~0 12)) (.cse4 (<= ~a29~0 130)) (.cse5 (<= ~a23~0 138)) (.cse3 (<= 10 ~a25~0)) (.cse0 (= ~a4~0 1))) (or (and (<= ~a23~0 266) .cse0) (and (<= 260 ~a29~0) (<= ~a23~0 137)) (and .cse1 .cse0) (and .cse2 .cse1) (and .cse3 (<= ~a25~0 10) .cse4) (and .cse5 (<= ~a29~0 220)) (and .cse2 .cse4) (and .cse3 .cse5) (and .cse3 .cse0))) [2022-11-23 01:53:59,926 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,926 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,931 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,931 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,931 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,931 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,931 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,932 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,932 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-11-23 01:53:59,932 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2022-11-23 01:53:59,932 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2022-11-23 01:53:59,932 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2022-11-23 01:53:59,932 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2022-11-23 01:53:59,932 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2022-11-23 01:53:59,933 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2022-11-23 01:53:59,933 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,933 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,933 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,933 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,933 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,934 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,934 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,934 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,934 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,934 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,934 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 01:53:59,934 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2022-11-23 01:53:59,935 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2022-11-23 01:53:59,935 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-11-23 01:53:59,935 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2022-11-23 01:53:59,935 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,935 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,935 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,935 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,936 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,936 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2022-11-23 01:53:59,936 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2022-11-23 01:53:59,936 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2022-11-23 01:53:59,938 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,939 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,939 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,939 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,939 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2022-11-23 01:53:59,939 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2022-11-23 01:53:59,939 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,940 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,940 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,940 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,940 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,940 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,940 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2022-11-23 01:53:59,940 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2022-11-23 01:53:59,941 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,941 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,941 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2022-11-23 01:53:59,941 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2022-11-23 01:53:59,941 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2022-11-23 01:53:59,941 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 01:53:59,942 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2022-11-23 01:53:59,942 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,942 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,942 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,942 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,942 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,942 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,943 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,943 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2022-11-23 01:53:59,944 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2022-11-23 01:53:59,944 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2022-11-23 01:53:59,944 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2022-11-23 01:53:59,944 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2022-11-23 01:53:59,944 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2022-11-23 01:53:59,944 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2022-11-23 01:53:59,944 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,945 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,945 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2022-11-23 01:53:59,945 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2022-11-23 01:53:59,945 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,945 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,945 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,945 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,946 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,946 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2022-11-23 01:53:59,946 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2022-11-23 01:53:59,946 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2022-11-23 01:53:59,946 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,946 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,946 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,947 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,947 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,947 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,947 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2022-11-23 01:53:59,947 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2022-11-23 01:53:59,947 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-11-23 01:53:59,948 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,948 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,948 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,948 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,948 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,948 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,948 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,949 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,949 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2022-11-23 01:53:59,949 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2022-11-23 01:53:59,949 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2022-11-23 01:53:59,949 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,949 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,949 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,950 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,950 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,950 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,950 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,950 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,950 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,951 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,951 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,951 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2022-11-23 01:53:59,951 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2022-11-23 01:53:59,951 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-11-23 01:53:59,951 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2022-11-23 01:53:59,952 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2022-11-23 01:53:59,952 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,953 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,953 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,953 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,953 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,953 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,953 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,954 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-11-23 01:53:59,954 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2022-11-23 01:53:59,954 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2022-11-23 01:53:59,954 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,954 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,954 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,955 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2022-11-23 01:53:59,955 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2022-11-23 01:53:59,955 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,955 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,955 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,955 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,955 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,956 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2022-11-23 01:53:59,961 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2022-11-23 01:53:59,961 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,962 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,962 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2022-11-23 01:53:59,962 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2022-11-23 01:53:59,962 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,962 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 01:53:59,962 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,963 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,963 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,963 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,963 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,963 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2022-11-23 01:53:59,963 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2022-11-23 01:53:59,964 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2022-11-23 01:53:59,964 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2022-11-23 01:53:59,964 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,964 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,964 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,964 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,964 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,965 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,965 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,965 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,965 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2022-11-23 01:53:59,966 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2022-11-23 01:53:59,966 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2022-11-23 01:53:59,967 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2022-11-23 01:53:59,967 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2022-11-23 01:53:59,967 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2022-11-23 01:53:59,967 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,967 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,968 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,968 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,968 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,970 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,970 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,970 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2022-11-23 01:53:59,970 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2022-11-23 01:53:59,970 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 01:53:59,970 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,971 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,971 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,971 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,971 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,971 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,971 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2022-11-23 01:53:59,971 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2022-11-23 01:53:59,971 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,972 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,972 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,972 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,972 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,972 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,972 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,972 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2022-11-23 01:53:59,973 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2022-11-23 01:53:59,973 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,973 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,973 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2022-11-23 01:53:59,973 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2022-11-23 01:53:59,973 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2022-11-23 01:53:59,973 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2022-11-23 01:53:59,977 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 01:53:59,979 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 01:54:00,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:54:00 BoogieIcfgContainer [2022-11-23 01:54:00,008 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 01:54:00,008 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 01:54:00,009 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 01:54:00,009 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 01:54:00,009 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:53:31" (3/4) ... [2022-11-23 01:54:00,013 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 01:54:00,043 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-23 01:54:00,044 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-23 01:54:00,046 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 01:54:00,047 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 01:54:00,199 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 01:54:00,199 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 01:54:00,200 INFO L158 Benchmark]: Toolchain (without parser) took 32467.80ms. Allocated memory was 132.1MB in the beginning and 536.9MB in the end (delta: 404.8MB). Free memory was 99.8MB in the beginning and 451.9MB in the end (delta: -352.1MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2022-11-23 01:54:00,200 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 107.0MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:54:00,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 947.94ms. Allocated memory is still 132.1MB. Free memory was 99.8MB in the beginning and 94.5MB in the end (delta: 5.4MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2022-11-23 01:54:00,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.33ms. Allocated memory is still 132.1MB. Free memory was 94.5MB in the beginning and 77.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-23 01:54:00,202 INFO L158 Benchmark]: Boogie Preprocessor took 143.84ms. Allocated memory is still 132.1MB. Free memory was 77.1MB in the beginning and 67.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 01:54:00,202 INFO L158 Benchmark]: RCFGBuilder took 2267.41ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 67.8MB in the beginning and 95.7MB in the end (delta: -27.9MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2022-11-23 01:54:00,202 INFO L158 Benchmark]: TraceAbstraction took 28768.92ms. Allocated memory was 167.8MB in the beginning and 536.9MB in the end (delta: 369.1MB). Free memory was 95.7MB in the beginning and 466.6MB in the end (delta: -370.9MB). Peak memory consumption was 333.3MB. Max. memory is 16.1GB. [2022-11-23 01:54:00,203 INFO L158 Benchmark]: Witness Printer took 191.09ms. Allocated memory is still 536.9MB. Free memory was 466.6MB in the beginning and 451.9MB in the end (delta: 14.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 01:54:00,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 107.0MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 947.94ms. Allocated memory is still 132.1MB. Free memory was 99.8MB in the beginning and 94.5MB in the end (delta: 5.4MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.33ms. Allocated memory is still 132.1MB. Free memory was 94.5MB in the beginning and 77.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.84ms. Allocated memory is still 132.1MB. Free memory was 77.1MB in the beginning and 67.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2267.41ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 67.8MB in the beginning and 95.7MB in the end (delta: -27.9MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. * TraceAbstraction took 28768.92ms. Allocated memory was 167.8MB in the beginning and 536.9MB in the end (delta: 369.1MB). Free memory was 95.7MB in the beginning and 466.6MB in the end (delta: -370.9MB). Peak memory consumption was 333.3MB. Max. memory is 16.1GB. * Witness Printer took 191.09ms. Allocated memory is still 536.9MB. Free memory was 466.6MB in the beginning and 451.9MB in the end (delta: 14.7MB). Peak memory consumption was 12.6MB. 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: 193]: 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, 283 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.6s, OverallIterations: 14, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 17.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2264 SdHoareTripleChecker+Valid, 15.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2264 mSDsluCounter, 3012 SdHoareTripleChecker+Invalid, 12.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 314 mSDsCounter, 1928 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8748 IncrementalHoareTripleChecker+Invalid, 10676 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1928 mSolverCounterUnsat, 2698 mSDtfsCounter, 8748 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 662 GetRequests, 643 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9658occurred in iteration=9, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 14 MinimizatonAttempts, 6528 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 123 NumberOfFragments, 135 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1162 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 5838 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 3771 NumberOfCodeBlocks, 3771 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4068 ConstructedInterpolants, 0 QuantifiedInterpolants, 8023 SizeOfPredicates, 1 NumberOfNonLiveVariables, 429 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 3066/3180 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: 1044]: Loop Invariant Derived loop invariant: ((((((((a23 <= 266 && a4 == 1) || (260 <= a29 && a23 <= 137)) || (140 < a29 && a4 == 1)) || (a25 == 12 && 140 < a29)) || ((10 <= a25 && a25 <= 10) && a29 <= 130)) || (a23 <= 138 && a29 <= 220)) || (a25 == 12 && a29 <= 130)) || (10 <= a25 && a23 <= 138)) || (10 <= a25 && a4 == 1) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((((((((a23 <= 266 && a4 == 1) || (260 <= a29 && a23 <= 137)) || (140 < a29 && a4 == 1)) || (a25 == 12 && 140 < a29)) || ((10 <= a25 && a25 <= 10) && a29 <= 130)) || (a23 <= 138 && a29 <= 220)) || (a25 == 12 && a29 <= 130)) || (10 <= a25 && a23 <= 138)) || (10 <= a25 && a4 == 1) - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 01:54:00,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c7d29d9-6cbe-4eb1-a60e-a58200c156c4/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