./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8 --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 96878197f4120fe0a946400d7cd6a9f9a0d5774764bf69134c6af6a4800daf81 --- 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-e04fb08 [2022-11-16 10:59:05,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:59:05,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:59:05,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:59:05,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:59:05,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:59:05,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:59:05,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:59:05,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:59:05,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:59:05,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:59:05,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:59:05,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:59:05,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:59:05,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:59:05,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:59:05,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:59:05,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:59:05,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:59:05,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:59:05,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:59:05,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:59:05,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:59:05,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:59:05,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:59:05,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:59:05,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:59:05,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:59:05,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:59:05,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:59:05,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:59:05,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:59:05,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:59:05,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:59:05,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:59:05,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:59:05,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:59:05,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:59:05,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:59:05,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:59:05,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:59:05,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 10:59:05,862 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:59:05,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:59:05,863 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:59:05,863 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:59:05,864 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:59:05,864 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:59:05,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:59:05,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:59:05,865 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:59:05,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:59:05,865 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 10:59:05,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 10:59:05,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 10:59:05,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:59:05,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 10:59:05,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:59:05,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 10:59:05,867 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 10:59:05,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:59:05,867 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:59:05,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 10:59:05,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:59:05,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:59:05,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:59:05,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:59:05,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:59:05,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:59:05,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 10:59:05,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 10:59:05,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 10:59:05,869 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 10:59:05,870 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 10:59:05,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 10:59:05,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96878197f4120fe0a946400d7cd6a9f9a0d5774764bf69134c6af6a4800daf81 [2022-11-16 10:59:06,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:59:06,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:59:06,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:59:06,303 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:59:06,304 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:59:06,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2022-11-16 10:59:06,383 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/data/c2d20ef2a/859eb90c69264043ae14db4d3689cc8c/FLAG93d12b94d [2022-11-16 10:59:07,117 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:59:07,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2022-11-16 10:59:07,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/data/c2d20ef2a/859eb90c69264043ae14db4d3689cc8c/FLAG93d12b94d [2022-11-16 10:59:07,308 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/data/c2d20ef2a/859eb90c69264043ae14db4d3689cc8c [2022-11-16 10:59:07,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:59:07,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:59:07,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:59:07,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:59:07,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:59:07,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:59:07" (1/1) ... [2022-11-16 10:59:07,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2166b80b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:07, skipping insertion in model container [2022-11-16 10:59:07,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:59:07" (1/1) ... [2022-11-16 10:59:07,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:59:07,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:59:07,699 WARN L229 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_1184ada8-5e98-4ac5-af74-54f65e3b0b29/sv-benchmarks/c/eca-rers2012/Problem16_label40.c[6583,6596] [2022-11-16 10:59:08,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:59:08,291 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 10:59:08,336 WARN L229 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_1184ada8-5e98-4ac5-af74-54f65e3b0b29/sv-benchmarks/c/eca-rers2012/Problem16_label40.c[6583,6596] [2022-11-16 10:59:08,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:59:08,582 INFO L208 MainTranslator]: Completed translation [2022-11-16 10:59:08,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08 WrapperNode [2022-11-16 10:59:08,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:59:08,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 10:59:08,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 10:59:08,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 10:59:08,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:08,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:08,781 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-11-16 10:59:08,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 10:59:08,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 10:59:08,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 10:59:08,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 10:59:08,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:08,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:08,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:08,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:08,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:08,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:08,962 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:08,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:09,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 10:59:09,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 10:59:09,014 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 10:59:09,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 10:59:09,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (1/1) ... [2022-11-16 10:59:09,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:59:09,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:59:09,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 10:59:09,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 10:59:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 10:59:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 10:59:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 10:59:09,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 10:59:09,194 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 10:59:09,197 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 10:59:12,253 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 10:59:12,264 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 10:59:12,265 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 10:59:12,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:59:12 BoogieIcfgContainer [2022-11-16 10:59:12,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 10:59:12,270 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 10:59:12,270 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 10:59:12,274 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 10:59:12,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:59:07" (1/3) ... [2022-11-16 10:59:12,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15ace1a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:59:12, skipping insertion in model container [2022-11-16 10:59:12,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:59:08" (2/3) ... [2022-11-16 10:59:12,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15ace1a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:59:12, skipping insertion in model container [2022-11-16 10:59:12,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:59:12" (3/3) ... [2022-11-16 10:59:12,278 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label40.c [2022-11-16 10:59:12,301 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 10:59:12,301 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 10:59:12,369 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 10:59:12,376 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;@74dcbf02, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 10:59:12,377 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 10:59:12,383 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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) [2022-11-16 10:59:12,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-16 10:59:12,394 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:12,395 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:12,395 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:12,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:12,401 INFO L85 PathProgramCache]: Analyzing trace with hash -696204111, now seen corresponding path program 1 times [2022-11-16 10:59:12,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:12,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21307694] [2022-11-16 10:59:12,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:12,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:12,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:59:12,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:12,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21307694] [2022-11-16 10:59:12,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21307694] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:12,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:12,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 10:59:12,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068234313] [2022-11-16 10:59:12,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:12,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:12,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:12,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:12,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:12,923 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 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) [2022-11-16 10:59:15,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:15,401 INFO L93 Difference]: Finished difference Result 1122 states and 2103 transitions. [2022-11-16 10:59:15,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:15,404 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 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 63 [2022-11-16 10:59:15,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:15,420 INFO L225 Difference]: With dead ends: 1122 [2022-11-16 10:59:15,421 INFO L226 Difference]: Without dead ends: 662 [2022-11-16 10:59:15,425 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 [2022-11-16 10:59:15,429 INFO L413 NwaCegarLoop]: 215 mSDtfsCounter, 297 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 1305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:15,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [297 Valid, 223 Invalid, 1305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1054 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-16 10:59:15,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-11-16 10:59:15,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-11-16 10:59:15,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.5824508320726172) internal successors, (1046), 661 states have internal predecessors, (1046), 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) [2022-11-16 10:59:15,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1046 transitions. [2022-11-16 10:59:15,506 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1046 transitions. Word has length 63 [2022-11-16 10:59:15,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:15,507 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 1046 transitions. [2022-11-16 10:59:15,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 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) [2022-11-16 10:59:15,507 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1046 transitions. [2022-11-16 10:59:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-16 10:59:15,511 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:15,511 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:15,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 10:59:15,512 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:15,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:15,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1825534533, now seen corresponding path program 1 times [2022-11-16 10:59:15,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:15,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825191297] [2022-11-16 10:59:15,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:15,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:15,783 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:59:15,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:15,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825191297] [2022-11-16 10:59:15,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825191297] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:15,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:15,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 10:59:15,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130977309] [2022-11-16 10:59:15,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:15,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:15,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:15,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:15,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:15,788 INFO L87 Difference]: Start difference. First operand 662 states and 1046 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 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) [2022-11-16 10:59:17,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:17,594 INFO L93 Difference]: Finished difference Result 1651 states and 2539 transitions. [2022-11-16 10:59:17,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:17,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 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 134 [2022-11-16 10:59:17,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:17,600 INFO L225 Difference]: With dead ends: 1651 [2022-11-16 10:59:17,600 INFO L226 Difference]: Without dead ends: 991 [2022-11-16 10:59:17,603 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 [2022-11-16 10:59:17,604 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 338 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:17,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 77 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-16 10:59:17,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2022-11-16 10:59:17,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2022-11-16 10:59:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 991 states, 990 states have (on average 1.3767676767676769) internal successors, (1363), 990 states have internal predecessors, (1363), 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) [2022-11-16 10:59:17,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1363 transitions. [2022-11-16 10:59:17,649 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1363 transitions. Word has length 134 [2022-11-16 10:59:17,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:17,650 INFO L495 AbstractCegarLoop]: Abstraction has 991 states and 1363 transitions. [2022-11-16 10:59:17,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 2 states have internal predecessors, (134), 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) [2022-11-16 10:59:17,650 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1363 transitions. [2022-11-16 10:59:17,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-16 10:59:17,654 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:17,654 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:17,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 10:59:17,655 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:17,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:17,656 INFO L85 PathProgramCache]: Analyzing trace with hash -642916736, now seen corresponding path program 1 times [2022-11-16 10:59:17,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:17,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032077863] [2022-11-16 10:59:17,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:17,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:17,911 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:59:17,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:17,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032077863] [2022-11-16 10:59:17,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032077863] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:17,912 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:17,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 10:59:17,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736642093] [2022-11-16 10:59:17,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:17,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:17,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:17,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:17,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:17,915 INFO L87 Difference]: Start difference. First operand 991 states and 1363 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 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) [2022-11-16 10:59:19,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:19,827 INFO L93 Difference]: Finished difference Result 2967 states and 4084 transitions. [2022-11-16 10:59:19,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:19,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 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 135 [2022-11-16 10:59:19,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:19,834 INFO L225 Difference]: With dead ends: 2967 [2022-11-16 10:59:19,834 INFO L226 Difference]: Without dead ends: 1978 [2022-11-16 10:59:19,839 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 [2022-11-16 10:59:19,845 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 289 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 1196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:19,848 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 209 Invalid, 1196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [390 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-16 10:59:19,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2022-11-16 10:59:19,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2022-11-16 10:59:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1977 states have (on average 1.2468386444107233) internal successors, (2465), 1977 states have internal predecessors, (2465), 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) [2022-11-16 10:59:19,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2465 transitions. [2022-11-16 10:59:19,908 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2465 transitions. Word has length 135 [2022-11-16 10:59:19,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:19,908 INFO L495 AbstractCegarLoop]: Abstraction has 1978 states and 2465 transitions. [2022-11-16 10:59:19,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 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) [2022-11-16 10:59:19,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2465 transitions. [2022-11-16 10:59:19,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-16 10:59:19,914 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:19,914 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:19,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 10:59:19,915 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:19,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:19,916 INFO L85 PathProgramCache]: Analyzing trace with hash -2022847261, now seen corresponding path program 1 times [2022-11-16 10:59:19,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:19,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186184385] [2022-11-16 10:59:19,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:19,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:20,146 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:59:20,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:20,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186184385] [2022-11-16 10:59:20,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186184385] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:20,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:20,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 10:59:20,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920372382] [2022-11-16 10:59:20,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:20,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:20,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:20,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:20,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:20,150 INFO L87 Difference]: Start difference. First operand 1978 states and 2465 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 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) [2022-11-16 10:59:22,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:22,155 INFO L93 Difference]: Finished difference Result 4612 states and 5852 transitions. [2022-11-16 10:59:22,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:22,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 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 150 [2022-11-16 10:59:22,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:22,167 INFO L225 Difference]: With dead ends: 4612 [2022-11-16 10:59:22,167 INFO L226 Difference]: Without dead ends: 2636 [2022-11-16 10:59:22,170 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 [2022-11-16 10:59:22,172 INFO L413 NwaCegarLoop]: 533 mSDtfsCounter, 321 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:22,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 539 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 796 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-16 10:59:22,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2022-11-16 10:59:22,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2022-11-16 10:59:22,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2636 states, 2635 states have (on average 1.21707779886148) internal successors, (3207), 2635 states have internal predecessors, (3207), 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) [2022-11-16 10:59:22,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3207 transitions. [2022-11-16 10:59:22,237 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3207 transitions. Word has length 150 [2022-11-16 10:59:22,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:22,238 INFO L495 AbstractCegarLoop]: Abstraction has 2636 states and 3207 transitions. [2022-11-16 10:59:22,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 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) [2022-11-16 10:59:22,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3207 transitions. [2022-11-16 10:59:22,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-11-16 10:59:22,246 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:22,247 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:22,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 10:59:22,247 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:22,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:22,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1269062465, now seen corresponding path program 1 times [2022-11-16 10:59:22,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:22,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699397706] [2022-11-16 10:59:22,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:22,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:22,655 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2022-11-16 10:59:22,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:22,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699397706] [2022-11-16 10:59:22,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699397706] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:22,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:22,658 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 10:59:22,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139372460] [2022-11-16 10:59:22,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:22,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:22,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:22,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:22,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:22,664 INFO L87 Difference]: Start difference. First operand 2636 states and 3207 transitions. Second operand has 3 states, 3 states have (on average 66.0) internal successors, (198), 2 states have internal predecessors, (198), 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) [2022-11-16 10:59:24,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:24,545 INFO L93 Difference]: Finished difference Result 6586 states and 8078 transitions. [2022-11-16 10:59:24,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:24,546 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 2 states have internal predecessors, (198), 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 335 [2022-11-16 10:59:24,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:24,557 INFO L225 Difference]: With dead ends: 6586 [2022-11-16 10:59:24,557 INFO L226 Difference]: Without dead ends: 3294 [2022-11-16 10:59:24,561 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 [2022-11-16 10:59:24,562 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 358 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:24,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 156 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-16 10:59:24,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3294 states. [2022-11-16 10:59:24,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3294 to 3294. [2022-11-16 10:59:24,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3294 states, 3293 states have (on average 1.0652900091102337) internal successors, (3508), 3293 states have internal predecessors, (3508), 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) [2022-11-16 10:59:24,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 3508 transitions. [2022-11-16 10:59:24,631 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 3508 transitions. Word has length 335 [2022-11-16 10:59:24,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:24,632 INFO L495 AbstractCegarLoop]: Abstraction has 3294 states and 3508 transitions. [2022-11-16 10:59:24,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 2 states have internal predecessors, (198), 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) [2022-11-16 10:59:24,632 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3508 transitions. [2022-11-16 10:59:24,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2022-11-16 10:59:24,644 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:24,644 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-11-16 10:59:24,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 10:59:24,645 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:24,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:24,646 INFO L85 PathProgramCache]: Analyzing trace with hash 315077949, now seen corresponding path program 1 times [2022-11-16 10:59:24,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:24,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600597344] [2022-11-16 10:59:24,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:24,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:25,370 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2022-11-16 10:59:25,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:25,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600597344] [2022-11-16 10:59:25,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600597344] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:25,371 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:25,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 10:59:25,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410332227] [2022-11-16 10:59:25,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:25,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:25,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:25,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:25,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:25,374 INFO L87 Difference]: Start difference. First operand 3294 states and 3508 transitions. Second operand has 3 states, 3 states have (on average 75.33333333333333) internal successors, (226), 2 states have internal predecessors, (226), 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) [2022-11-16 10:59:26,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:26,988 INFO L93 Difference]: Finished difference Result 9549 states and 10185 transitions. [2022-11-16 10:59:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:26,989 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 75.33333333333333) internal successors, (226), 2 states have internal predecessors, (226), 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 501 [2022-11-16 10:59:26,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:27,007 INFO L225 Difference]: With dead ends: 9549 [2022-11-16 10:59:27,008 INFO L226 Difference]: Without dead ends: 6257 [2022-11-16 10:59:27,012 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 [2022-11-16 10:59:27,012 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 240 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:27,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 71 Invalid, 883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-16 10:59:27,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6257 states. [2022-11-16 10:59:27,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6257 to 6255. [2022-11-16 10:59:27,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 6254 states have (on average 1.0606012152222577) internal successors, (6633), 6254 states have internal predecessors, (6633), 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) [2022-11-16 10:59:27,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6633 transitions. [2022-11-16 10:59:27,146 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6633 transitions. Word has length 501 [2022-11-16 10:59:27,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:27,146 INFO L495 AbstractCegarLoop]: Abstraction has 6255 states and 6633 transitions. [2022-11-16 10:59:27,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.33333333333333) internal successors, (226), 2 states have internal predecessors, (226), 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) [2022-11-16 10:59:27,147 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6633 transitions. [2022-11-16 10:59:27,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2022-11-16 10:59:27,161 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:27,161 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:27,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 10:59:27,162 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:27,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:27,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1452955206, now seen corresponding path program 1 times [2022-11-16 10:59:27,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:27,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089950103] [2022-11-16 10:59:27,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:27,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:28,285 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-11-16 10:59:28,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:28,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089950103] [2022-11-16 10:59:28,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089950103] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:28,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:28,288 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 10:59:28,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558184405] [2022-11-16 10:59:28,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:28,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 10:59:28,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:28,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 10:59:28,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 10:59:28,292 INFO L87 Difference]: Start difference. First operand 6255 states and 6633 transitions. Second operand has 4 states, 4 states have (on average 90.0) internal successors, (360), 3 states have internal predecessors, (360), 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) [2022-11-16 10:59:29,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:29,761 INFO L93 Difference]: Finished difference Result 12232 states and 12985 transitions. [2022-11-16 10:59:29,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 10:59:29,764 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 90.0) internal successors, (360), 3 states have internal predecessors, (360), 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 525 [2022-11-16 10:59:29,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:29,782 INFO L225 Difference]: With dead ends: 12232 [2022-11-16 10:59:29,782 INFO L226 Difference]: Without dead ends: 6308 [2022-11-16 10:59:29,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 10:59:29,792 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 175 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 1048 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 1048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:29,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 175 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1048 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-16 10:59:29,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6308 states. [2022-11-16 10:59:29,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6308 to 6255. [2022-11-16 10:59:29,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 6254 states have (on average 1.0604413175567637) internal successors, (6632), 6254 states have internal predecessors, (6632), 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) [2022-11-16 10:59:29,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6632 transitions. [2022-11-16 10:59:29,940 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6632 transitions. Word has length 525 [2022-11-16 10:59:29,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:29,941 INFO L495 AbstractCegarLoop]: Abstraction has 6255 states and 6632 transitions. [2022-11-16 10:59:29,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 90.0) internal successors, (360), 3 states have internal predecessors, (360), 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) [2022-11-16 10:59:29,942 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6632 transitions. [2022-11-16 10:59:29,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2022-11-16 10:59:29,960 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:29,961 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:29,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 10:59:29,961 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:29,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:29,962 INFO L85 PathProgramCache]: Analyzing trace with hash 590277590, now seen corresponding path program 1 times [2022-11-16 10:59:29,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:29,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510664839] [2022-11-16 10:59:29,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:29,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 720 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2022-11-16 10:59:30,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:30,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510664839] [2022-11-16 10:59:30,546 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510664839] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:30,546 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:30,546 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 10:59:30,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544660519] [2022-11-16 10:59:30,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:30,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:30,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:30,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:30,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:30,548 INFO L87 Difference]: Start difference. First operand 6255 states and 6632 transitions. Second operand has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 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) [2022-11-16 10:59:31,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:31,832 INFO L93 Difference]: Finished difference Result 15140 states and 16162 transitions. [2022-11-16 10:59:31,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:31,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 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 640 [2022-11-16 10:59:31,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:31,865 INFO L225 Difference]: With dead ends: 15140 [2022-11-16 10:59:31,867 INFO L226 Difference]: Without dead ends: 9216 [2022-11-16 10:59:31,874 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 [2022-11-16 10:59:31,875 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 219 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:31,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 426 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 10:59:31,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9216 states. [2022-11-16 10:59:32,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9216 to 8887. [2022-11-16 10:59:32,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8887 states, 8886 states have (on average 1.0481656538374973) internal successors, (9314), 8886 states have internal predecessors, (9314), 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) [2022-11-16 10:59:32,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9314 transitions. [2022-11-16 10:59:32,049 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9314 transitions. Word has length 640 [2022-11-16 10:59:32,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:32,050 INFO L495 AbstractCegarLoop]: Abstraction has 8887 states and 9314 transitions. [2022-11-16 10:59:32,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 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) [2022-11-16 10:59:32,052 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9314 transitions. [2022-11-16 10:59:32,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2022-11-16 10:59:32,064 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:32,065 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-11-16 10:59:32,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 10:59:32,067 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:32,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:32,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1262186544, now seen corresponding path program 1 times [2022-11-16 10:59:32,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:32,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971028279] [2022-11-16 10:59:32,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:32,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 769 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-11-16 10:59:32,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:32,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971028279] [2022-11-16 10:59:32,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971028279] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:32,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:32,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 10:59:32,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381583629] [2022-11-16 10:59:32,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:32,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:32,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:32,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:32,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:32,699 INFO L87 Difference]: Start difference. First operand 8887 states and 9314 transitions. Second operand has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 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) [2022-11-16 10:59:34,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:34,011 INFO L93 Difference]: Finished difference Result 20404 states and 21512 transitions. [2022-11-16 10:59:34,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:34,011 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 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 703 [2022-11-16 10:59:34,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:34,036 INFO L225 Difference]: With dead ends: 20404 [2022-11-16 10:59:34,036 INFO L226 Difference]: Without dead ends: 11848 [2022-11-16 10:59:34,045 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 [2022-11-16 10:59:34,046 INFO L413 NwaCegarLoop]: 408 mSDtfsCounter, 175 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 760 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:34,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 414 Invalid, 845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 760 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 10:59:34,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11848 states. [2022-11-16 10:59:34,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11848 to 10861. [2022-11-16 10:59:34,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10861 states, 10860 states have (on average 1.0453959484346225) internal successors, (11353), 10860 states have internal predecessors, (11353), 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) [2022-11-16 10:59:34,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11353 transitions. [2022-11-16 10:59:34,298 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11353 transitions. Word has length 703 [2022-11-16 10:59:34,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:34,299 INFO L495 AbstractCegarLoop]: Abstraction has 10861 states and 11353 transitions. [2022-11-16 10:59:34,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 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) [2022-11-16 10:59:34,300 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11353 transitions. [2022-11-16 10:59:34,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1002 [2022-11-16 10:59:34,328 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:34,329 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:34,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 10:59:34,330 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:34,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:34,330 INFO L85 PathProgramCache]: Analyzing trace with hash 547079911, now seen corresponding path program 1 times [2022-11-16 10:59:34,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:34,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610335987] [2022-11-16 10:59:34,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:34,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:35,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2051 backedges. 1450 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2022-11-16 10:59:35,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:35,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610335987] [2022-11-16 10:59:35,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610335987] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:35,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:35,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 10:59:35,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370585993] [2022-11-16 10:59:35,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:35,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:35,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:35,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:35,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:35,152 INFO L87 Difference]: Start difference. First operand 10861 states and 11353 transitions. Second operand has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 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) [2022-11-16 10:59:36,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:36,427 INFO L93 Difference]: Finished difference Result 24352 states and 25603 transitions. [2022-11-16 10:59:36,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:36,428 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 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 1001 [2022-11-16 10:59:36,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:36,452 INFO L225 Difference]: With dead ends: 24352 [2022-11-16 10:59:36,452 INFO L226 Difference]: Without dead ends: 13822 [2022-11-16 10:59:36,462 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 [2022-11-16 10:59:36,462 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 192 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:36,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 434 Invalid, 861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 10:59:36,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2022-11-16 10:59:36,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13164. [2022-11-16 10:59:36,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0420876699840462) internal successors, (13717), 13163 states have internal predecessors, (13717), 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) [2022-11-16 10:59:36,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13717 transitions. [2022-11-16 10:59:36,716 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13717 transitions. Word has length 1001 [2022-11-16 10:59:36,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:36,717 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13717 transitions. [2022-11-16 10:59:36,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 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) [2022-11-16 10:59:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13717 transitions. [2022-11-16 10:59:36,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1027 [2022-11-16 10:59:36,742 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:36,743 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:36,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-16 10:59:36,744 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:36,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:36,745 INFO L85 PathProgramCache]: Analyzing trace with hash -2022236871, now seen corresponding path program 1 times [2022-11-16 10:59:36,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:36,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012777564] [2022-11-16 10:59:36,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:36,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2176 backedges. 879 proven. 0 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2022-11-16 10:59:38,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:38,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012777564] [2022-11-16 10:59:38,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012777564] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:38,449 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:38,449 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 10:59:38,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712792676] [2022-11-16 10:59:38,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:38,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:38,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:38,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:38,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:38,452 INFO L87 Difference]: Start difference. First operand 13164 states and 13717 transitions. Second operand has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 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) [2022-11-16 10:59:39,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:39,709 INFO L93 Difference]: Finished difference Result 26655 states and 27796 transitions. [2022-11-16 10:59:39,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:39,710 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 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 1026 [2022-11-16 10:59:39,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:39,735 INFO L225 Difference]: With dead ends: 26655 [2022-11-16 10:59:39,735 INFO L226 Difference]: Without dead ends: 13822 [2022-11-16 10:59:39,744 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 [2022-11-16 10:59:39,745 INFO L413 NwaCegarLoop]: 432 mSDtfsCounter, 224 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:39,748 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 438 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-16 10:59:39,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2022-11-16 10:59:39,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13493. [2022-11-16 10:59:39,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0397272457752742) internal successors, (14028), 13492 states have internal predecessors, (14028), 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) [2022-11-16 10:59:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 14028 transitions. [2022-11-16 10:59:39,966 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 14028 transitions. Word has length 1026 [2022-11-16 10:59:39,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:39,967 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 14028 transitions. [2022-11-16 10:59:39,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 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) [2022-11-16 10:59:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 14028 transitions. [2022-11-16 10:59:39,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1081 [2022-11-16 10:59:39,991 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:39,992 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:39,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-16 10:59:39,993 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:39,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:39,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1173576832, now seen corresponding path program 1 times [2022-11-16 10:59:39,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:39,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165800527] [2022-11-16 10:59:39,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:39,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:42,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 883 proven. 824 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-16 10:59:42,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:42,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165800527] [2022-11-16 10:59:42,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165800527] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 10:59:42,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422179307] [2022-11-16 10:59:42,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:42,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 10:59:42,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:59:42,090 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 10:59:42,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 10:59:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:42,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 1283 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 10:59:42,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:59:43,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 1290 proven. 0 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2022-11-16 10:59:43,350 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 10:59:43,351 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422179307] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:43,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 10:59:43,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-16 10:59:43,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875015926] [2022-11-16 10:59:43,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:43,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:43,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:43,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:43,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 10:59:43,354 INFO L87 Difference]: Start difference. First operand 13493 states and 14028 transitions. Second operand has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 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) [2022-11-16 10:59:44,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:44,667 INFO L93 Difference]: Finished difference Result 26655 states and 27723 transitions. [2022-11-16 10:59:44,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:44,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 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 1080 [2022-11-16 10:59:44,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:44,694 INFO L225 Difference]: With dead ends: 26655 [2022-11-16 10:59:44,694 INFO L226 Difference]: Without dead ends: 13493 [2022-11-16 10:59:44,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1084 GetRequests, 1080 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 10:59:44,709 INFO L413 NwaCegarLoop]: 371 mSDtfsCounter, 117 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:44,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 377 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 10:59:44,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2022-11-16 10:59:44,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 13493. [2022-11-16 10:59:44,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0354284020160094) internal successors, (13970), 13492 states have internal predecessors, (13970), 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) [2022-11-16 10:59:44,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13970 transitions. [2022-11-16 10:59:44,915 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13970 transitions. Word has length 1080 [2022-11-16 10:59:44,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:44,916 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 13970 transitions. [2022-11-16 10:59:44,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 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) [2022-11-16 10:59:44,917 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13970 transitions. [2022-11-16 10:59:44,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1368 [2022-11-16 10:59:44,951 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:44,952 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-11-16 10:59:44,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 10:59:45,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-16 10:59:45,161 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:45,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:45,162 INFO L85 PathProgramCache]: Analyzing trace with hash -418610693, now seen corresponding path program 1 times [2022-11-16 10:59:45,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:45,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783889720] [2022-11-16 10:59:45,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:45,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3255 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 2829 trivial. 0 not checked. [2022-11-16 10:59:46,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:46,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783889720] [2022-11-16 10:59:46,865 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783889720] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:46,865 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:46,865 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 10:59:46,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012718071] [2022-11-16 10:59:46,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:46,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 10:59:46,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:46,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 10:59:46,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-16 10:59:46,868 INFO L87 Difference]: Start difference. First operand 13493 states and 13970 transitions. Second operand has 6 states, 6 states have (on average 59.5) internal successors, (357), 6 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:59:47,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:47,858 INFO L93 Difference]: Finished difference Result 26421 states and 27361 transitions. [2022-11-16 10:59:47,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 10:59:47,859 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 59.5) internal successors, (357), 6 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1367 [2022-11-16 10:59:47,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:47,879 INFO L225 Difference]: With dead ends: 26421 [2022-11-16 10:59:47,879 INFO L226 Difference]: Without dead ends: 13164 [2022-11-16 10:59:47,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-16 10:59:47,888 INFO L413 NwaCegarLoop]: 436 mSDtfsCounter, 64 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:47,888 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 455 Invalid, 940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-16 10:59:47,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-11-16 10:59:48,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 13164. [2022-11-16 10:59:48,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0344906176403554) internal successors, (13617), 13163 states have internal predecessors, (13617), 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) [2022-11-16 10:59:48,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13617 transitions. [2022-11-16 10:59:48,049 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13617 transitions. Word has length 1367 [2022-11-16 10:59:48,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:48,051 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13617 transitions. [2022-11-16 10:59:48,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 59.5) internal successors, (357), 6 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:59:48,051 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13617 transitions. [2022-11-16 10:59:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1399 [2022-11-16 10:59:48,080 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:48,081 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:48,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-16 10:59:48,082 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:48,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:48,083 INFO L85 PathProgramCache]: Analyzing trace with hash 370818747, now seen corresponding path program 1 times [2022-11-16 10:59:48,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:48,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156710660] [2022-11-16 10:59:48,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:48,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:50,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3052 backedges. 2219 proven. 0 refuted. 0 times theorem prover too weak. 833 trivial. 0 not checked. [2022-11-16 10:59:50,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:50,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156710660] [2022-11-16 10:59:50,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156710660] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:50,316 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:50,316 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 10:59:50,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592169570] [2022-11-16 10:59:50,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:50,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 10:59:50,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:50,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 10:59:50,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-16 10:59:50,319 INFO L87 Difference]: Start difference. First operand 13164 states and 13617 transitions. Second operand has 5 states, 5 states have (on average 164.0) internal successors, (820), 5 states have internal predecessors, (820), 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) [2022-11-16 10:59:52,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:52,390 INFO L93 Difference]: Finished difference Result 26664 states and 27576 transitions. [2022-11-16 10:59:52,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 10:59:52,391 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 164.0) internal successors, (820), 5 states have internal predecessors, (820), 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 1398 [2022-11-16 10:59:52,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:52,412 INFO L225 Difference]: With dead ends: 26664 [2022-11-16 10:59:52,412 INFO L226 Difference]: Without dead ends: 13831 [2022-11-16 10:59:52,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-16 10:59:52,419 INFO L413 NwaCegarLoop]: 419 mSDtfsCounter, 602 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 2061 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 602 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 2117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 2061 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:52,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [602 Valid, 439 Invalid, 2117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 2061 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-16 10:59:52,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13831 states. [2022-11-16 10:59:52,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13831 to 13164. [2022-11-16 10:59:52,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0336549418825496) internal successors, (13606), 13163 states have internal predecessors, (13606), 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) [2022-11-16 10:59:52,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13606 transitions. [2022-11-16 10:59:52,587 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13606 transitions. Word has length 1398 [2022-11-16 10:59:52,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:52,588 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13606 transitions. [2022-11-16 10:59:52,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 164.0) internal successors, (820), 5 states have internal predecessors, (820), 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) [2022-11-16 10:59:52,588 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13606 transitions. [2022-11-16 10:59:52,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1407 [2022-11-16 10:59:52,613 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:52,614 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-11-16 10:59:52,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-16 10:59:52,615 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:52,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:52,615 INFO L85 PathProgramCache]: Analyzing trace with hash 347994138, now seen corresponding path program 1 times [2022-11-16 10:59:52,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:52,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934826087] [2022-11-16 10:59:52,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:52,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:53,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3255 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 2829 trivial. 0 not checked. [2022-11-16 10:59:53,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:53,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934826087] [2022-11-16 10:59:53,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934826087] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:53,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:53,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 10:59:53,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287840794] [2022-11-16 10:59:53,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:53,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:53,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:53,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:53,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:53,548 INFO L87 Difference]: Start difference. First operand 13164 states and 13606 transitions. Second operand has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 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) [2022-11-16 10:59:54,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:54,686 INFO L93 Difference]: Finished difference Result 28629 states and 29599 transitions. [2022-11-16 10:59:54,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:54,687 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 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 1406 [2022-11-16 10:59:54,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:54,707 INFO L225 Difference]: With dead ends: 28629 [2022-11-16 10:59:54,708 INFO L226 Difference]: Without dead ends: 13822 [2022-11-16 10:59:54,716 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 [2022-11-16 10:59:54,716 INFO L413 NwaCegarLoop]: 404 mSDtfsCounter, 279 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:54,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 410 Invalid, 813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-16 10:59:54,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2022-11-16 10:59:54,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 12177. [2022-11-16 10:59:54,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12177 states, 12176 states have (on average 1.0259526938239159) internal successors, (12492), 12176 states have internal predecessors, (12492), 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) [2022-11-16 10:59:54,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12492 transitions. [2022-11-16 10:59:54,866 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12492 transitions. Word has length 1406 [2022-11-16 10:59:54,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:54,868 INFO L495 AbstractCegarLoop]: Abstraction has 12177 states and 12492 transitions. [2022-11-16 10:59:54,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 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) [2022-11-16 10:59:54,868 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12492 transitions. [2022-11-16 10:59:54,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1628 [2022-11-16 10:59:54,896 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:54,897 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:54,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-16 10:59:54,898 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:54,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:54,898 INFO L85 PathProgramCache]: Analyzing trace with hash 370183336, now seen corresponding path program 1 times [2022-11-16 10:59:54,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:54,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271455497] [2022-11-16 10:59:54,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:54,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:59:56,040 INFO L134 CoverageAnalysis]: Checked inductivity of 5184 backedges. 1229 proven. 0 refuted. 0 times theorem prover too weak. 3955 trivial. 0 not checked. [2022-11-16 10:59:56,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:59:56,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271455497] [2022-11-16 10:59:56,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271455497] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:59:56,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:59:56,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 10:59:56,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635254346] [2022-11-16 10:59:56,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:59:56,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 10:59:56,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:59:56,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 10:59:56,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 10:59:56,044 INFO L87 Difference]: Start difference. First operand 12177 states and 12492 transitions. Second operand has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 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) [2022-11-16 10:59:57,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:59:57,056 INFO L93 Difference]: Finished difference Result 24023 states and 24651 transitions. [2022-11-16 10:59:57,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 10:59:57,057 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 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 1627 [2022-11-16 10:59:57,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:59:57,072 INFO L225 Difference]: With dead ends: 24023 [2022-11-16 10:59:57,072 INFO L226 Difference]: Without dead ends: 12177 [2022-11-16 10:59:57,079 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 [2022-11-16 10:59:57,080 INFO L413 NwaCegarLoop]: 415 mSDtfsCounter, 242 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 746 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-16 10:59:57,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 421 Invalid, 811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 746 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-16 10:59:57,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2022-11-16 10:59:57,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 12177. [2022-11-16 10:59:57,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12177 states, 12176 states have (on average 1.0192181340341655) internal successors, (12410), 12176 states have internal predecessors, (12410), 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) [2022-11-16 10:59:57,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12410 transitions. [2022-11-16 10:59:57,226 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12410 transitions. Word has length 1627 [2022-11-16 10:59:57,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:59:57,228 INFO L495 AbstractCegarLoop]: Abstraction has 12177 states and 12410 transitions. [2022-11-16 10:59:57,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 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) [2022-11-16 10:59:57,228 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12410 transitions. [2022-11-16 10:59:57,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1789 [2022-11-16 10:59:57,261 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:59:57,262 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:59:57,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-16 10:59:57,262 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:59:57,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:59:57,263 INFO L85 PathProgramCache]: Analyzing trace with hash -299278861, now seen corresponding path program 1 times [2022-11-16 10:59:57,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:59:57,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042505081] [2022-11-16 10:59:57,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:59:57,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:59:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:00:00,403 INFO L134 CoverageAnalysis]: Checked inductivity of 6420 backedges. 4048 proven. 156 refuted. 0 times theorem prover too weak. 2216 trivial. 0 not checked. [2022-11-16 11:00:00,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:00:00,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042505081] [2022-11-16 11:00:00,404 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042505081] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 11:00:00,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117876714] [2022-11-16 11:00:00,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:00:00,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:00:00,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:00:00,406 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:00:00,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 11:00:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:00:01,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 2092 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 11:00:01,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:00:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6420 backedges. 2575 proven. 201 refuted. 0 times theorem prover too weak. 3644 trivial. 0 not checked. [2022-11-16 11:00:05,630 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 11:00:13,072 INFO L134 CoverageAnalysis]: Checked inductivity of 6420 backedges. 2575 proven. 201 refuted. 0 times theorem prover too weak. 3644 trivial. 0 not checked. [2022-11-16 11:00:13,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1117876714] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 11:00:13,072 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 11:00:13,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 9 [2022-11-16 11:00:13,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568243105] [2022-11-16 11:00:13,074 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 11:00:13,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-16 11:00:13,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:00:13,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-16 11:00:13,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-11-16 11:00:13,081 INFO L87 Difference]: Start difference. First operand 12177 states and 12410 transitions. Second operand has 9 states, 9 states have (on average 184.33333333333334) internal successors, (1659), 9 states have internal predecessors, (1659), 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) [2022-11-16 11:00:20,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:00:20,159 INFO L93 Difference]: Finished difference Result 28298 states and 28863 transitions. [2022-11-16 11:00:20,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-16 11:00:20,160 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 184.33333333333334) internal successors, (1659), 9 states have internal predecessors, (1659), 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 1788 [2022-11-16 11:00:20,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:00:20,161 INFO L225 Difference]: With dead ends: 28298 [2022-11-16 11:00:20,161 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 11:00:20,170 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3592 GetRequests, 3579 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2022-11-16 11:00:20,171 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 1852 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 8447 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1852 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 8633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 8447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-11-16 11:00:20,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1852 Valid, 108 Invalid, 8633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 8447 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2022-11-16 11:00:20,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 11:00:20,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 11:00:20,172 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) [2022-11-16 11:00:20,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 11:00:20,172 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1788 [2022-11-16 11:00:20,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:00:20,173 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:00:20,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 184.33333333333334) internal successors, (1659), 9 states have internal predecessors, (1659), 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) [2022-11-16 11:00:20,174 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 11:00:20,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 11:00:20,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 11:00:20,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 11:00:20,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-16 11:00:20,387 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 11:00:24,979 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,979 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,979 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,980 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,981 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,982 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,982 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,982 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,982 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,982 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,982 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,982 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,983 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,983 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,983 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-16 11:00:24,983 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-16 11:00:24,983 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-16 11:00:24,983 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,983 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,984 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,984 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,984 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,984 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,984 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,984 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,984 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,985 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,985 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-16 11:00:24,985 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-16 11:00:24,985 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-16 11:00:24,985 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,985 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,985 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,985 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,986 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,986 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,986 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,986 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,986 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,986 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,986 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,986 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,986 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,986 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,987 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,987 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,987 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,987 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,987 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,987 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-16 11:00:24,987 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,988 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-16 11:00:24,988 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-16 11:00:24,988 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse15 (= 5 ~a12~0)) (.cse18 (+ ~a18~0 79))) (let ((.cse9 (not (<= .cse18 0))) (.cse3 (= ~a12~0 9)) (.cse7 (or (and (= ~a15~0 4) .cse15) (<= ~a18~0 134))) (.cse0 (= ~a16~0 9)) (.cse11 (<= ~a16~0 11)) (.cse6 (< 0 .cse18)) (.cse12 (= ~a12~0 6)) (.cse16 (= ~a15~0 3)) (.cse2 (<= ~a16~0 8)) (.cse4 (= ~a16~0 8)) (.cse5 (<= (+ 87 ~a18~0) 0)) (.cse1 (= 7 ~a12~0)) (.cse17 (<= ~a12~0 5)) (.cse14 (<= (+ ~a18~0 156) 0)) (.cse8 (<= ~a15~0 3)) (.cse13 (= ~a12~0 8)) (.cse10 (<= 11 ~a16~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse4 .cse6 .cse7 .cse1) (and .cse3 .cse0) (and .cse3 .cse8 .cse9 .cse10) (and .cse8 .cse11 .cse1) (and .cse12 .cse11) (and .cse8 .cse13 .cse14) (and .cse2 .cse3 .cse9) (and .cse3 .cse8 .cse11) (and .cse4 .cse13 .cse14) (and .cse9 .cse15 .cse16) (and .cse3 .cse8 .cse5) (and .cse0 .cse13) (and .cse17 .cse11 (<= 4 ~a15~0)) (and .cse4 .cse13 .cse6 .cse7) (and .cse0 .cse8 .cse11) (and .cse8 .cse6 .cse12 .cse10) (and .cse8 .cse10 .cse1) (and .cse2 .cse8) (and .cse13 .cse16) (and .cse2 .cse4 .cse5 .cse1) (and .cse17 .cse8 (or (not .cse15) (not .cse14) (not (= ~a16~0 12))) .cse10) (and .cse8 .cse13 .cse10)))) [2022-11-16 11:00:24,989 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,989 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,989 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,989 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,989 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,989 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,989 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,990 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,990 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,990 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,990 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-16 11:00:24,990 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-16 11:00:24,990 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,991 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-16 11:00:24,991 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,991 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,991 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,991 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,991 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,991 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,992 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,992 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,992 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,992 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,992 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,992 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,992 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,993 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,993 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,993 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,993 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,993 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-16 11:00:24,993 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,993 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-16 11:00:24,993 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-16 11:00:24,994 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,994 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,994 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,994 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,994 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,994 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,995 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,995 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,995 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,995 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,995 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,995 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-16 11:00:24,995 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-16 11:00:24,996 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,996 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-16 11:00:24,996 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,996 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse16 (+ ~a18~0 79)) (.cse12 (= 5 ~a12~0))) (let ((.cse1 (= 7 ~a12~0)) (.cse6 (<= (+ 87 ~a18~0) 0)) (.cse0 (= ~a16~0 9)) (.cse8 (<= ~a16~0 11)) (.cse2 (= ~a16~0 8)) (.cse4 (or (and (= ~a15~0 4) .cse12) (<= ~a18~0 134))) (.cse3 (< 0 .cse16)) (.cse7 (= ~a12~0 6)) (.cse5 (= ~a12~0 9)) (.cse15 (<= ~a16~0 8)) (.cse13 (= ~a15~0 3)) (.cse14 (<= ~a12~0 5)) (.cse11 (<= (+ ~a18~0 156) 0)) (.cse9 (<= ~a15~0 3)) (.cse10 (= ~a12~0 8)) (.cse17 (<= 11 ~a16~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse1) (and .cse5 .cse0) (and .cse2 .cse6 .cse1) (and .cse7 .cse8) (and .cse9 .cse10 .cse11) (and .cse0 .cse9) (and .cse5 .cse2 .cse6) (and .cse5 .cse9 .cse8) (and .cse9 .cse1) (and .cse3 .cse12 .cse13) (and .cse2 .cse10 .cse11) (and .cse5 .cse9 .cse6) (and .cse0 .cse10) (and .cse14 .cse8 (<= 4 ~a15~0)) (and .cse2 .cse10 .cse3 .cse4) (and .cse15 .cse5 .cse3) (and .cse9 .cse3 .cse7) (and .cse5 .cse9 (not (<= .cse16 0))) (and .cse15 .cse9) (and .cse10 .cse13) (and .cse14 .cse9 (or (not .cse12) (not .cse11) (not (= ~a16~0 12))) .cse17) (and .cse9 .cse10 .cse17)))) [2022-11-16 11:00:24,996 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,997 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,997 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,997 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,997 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,997 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,997 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-11-16 11:00:24,998 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,998 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 11:00:24,998 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,998 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,998 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,998 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:24,998 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,999 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,999 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-16 11:00:24,999 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,999 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-16 11:00:24,999 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-16 11:00:24,999 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-11-16 11:00:24,999 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-11-16 11:00:25,000 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,000 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,000 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,000 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,000 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,000 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,000 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,001 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,001 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,001 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,001 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,001 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-16 11:00:25,001 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,001 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-16 11:00:25,002 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,002 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-16 11:00:25,002 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,002 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,002 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,002 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,002 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,003 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,003 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,003 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,003 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,003 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,003 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,003 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,004 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,004 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,004 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,004 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,004 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-16 11:00:25,004 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-16 11:00:25,004 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-16 11:00:25,005 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 11:00:25,005 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2022-11-16 11:00:25,005 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse15 (= 5 ~a12~0)) (.cse18 (+ ~a18~0 79))) (let ((.cse9 (not (<= .cse18 0))) (.cse3 (= ~a12~0 9)) (.cse7 (or (and (= ~a15~0 4) .cse15) (<= ~a18~0 134))) (.cse0 (= ~a16~0 9)) (.cse11 (<= ~a16~0 11)) (.cse6 (< 0 .cse18)) (.cse12 (= ~a12~0 6)) (.cse16 (= ~a15~0 3)) (.cse2 (<= ~a16~0 8)) (.cse4 (= ~a16~0 8)) (.cse5 (<= (+ 87 ~a18~0) 0)) (.cse1 (= 7 ~a12~0)) (.cse17 (<= ~a12~0 5)) (.cse14 (<= (+ ~a18~0 156) 0)) (.cse8 (<= ~a15~0 3)) (.cse13 (= ~a12~0 8)) (.cse10 (<= 11 ~a16~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse4 .cse6 .cse7 .cse1) (and .cse3 .cse0) (and .cse3 .cse8 .cse9 .cse10) (and .cse8 .cse11 .cse1) (and .cse12 .cse11) (and .cse8 .cse13 .cse14) (and .cse2 .cse3 .cse9) (and .cse3 .cse8 .cse11) (and .cse4 .cse13 .cse14) (and .cse9 .cse15 .cse16) (and .cse3 .cse8 .cse5) (and .cse0 .cse13) (and .cse17 .cse11 (<= 4 ~a15~0)) (and .cse4 .cse13 .cse6 .cse7) (and .cse0 .cse8 .cse11) (and .cse8 .cse6 .cse12 .cse10) (and .cse8 .cse10 .cse1) (and .cse2 .cse8) (and .cse13 .cse16) (and .cse2 .cse4 .cse5 .cse1) (and .cse17 .cse8 (or (not .cse15) (not .cse14) (not (= ~a16~0 12))) .cse10) (and .cse8 .cse13 .cse10)))) [2022-11-16 11:00:25,005 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,006 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,006 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,006 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,006 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,006 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,006 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,006 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,007 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,007 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,007 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,007 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,007 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,007 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,007 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-16 11:00:25,008 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,008 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-16 11:00:25,008 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-16 11:00:25,008 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,008 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,008 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,008 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,009 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,009 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,009 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,009 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,009 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,009 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,009 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,010 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,010 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-11-16 11:00:25,010 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,010 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,010 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,010 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,010 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,011 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-16 11:00:25,011 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-16 11:00:25,011 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-16 11:00:25,011 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,011 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,011 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,011 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,012 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,012 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,012 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,012 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,012 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,012 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,013 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,013 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,013 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,013 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-16 11:00:25,013 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,013 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-16 11:00:25,013 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-16 11:00:25,014 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,014 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,014 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,014 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,014 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,014 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,014 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,015 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,015 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,015 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,015 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,015 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,015 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,015 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,016 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-16 11:00:25,016 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-16 11:00:25,016 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-16 11:00:25,016 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,016 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,016 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,017 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,017 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,017 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,017 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,017 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,017 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,017 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,018 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,018 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,018 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,018 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,018 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-16 11:00:25,018 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,018 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-16 11:00:25,019 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-16 11:00:25,019 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,019 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,019 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,019 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,019 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,019 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,020 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,020 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,020 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,020 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,020 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,020 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,020 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,021 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,021 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-16 11:00:25,021 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-16 11:00:25,021 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-16 11:00:25,021 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,021 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,021 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,022 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,022 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,022 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,022 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,022 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,022 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,022 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,023 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,023 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,023 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,023 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,023 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 11:00:25,023 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,023 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-16 11:00:25,024 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-16 11:00:25,024 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,024 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,024 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,024 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,024 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,024 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,025 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,025 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,025 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,025 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,025 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,025 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,025 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-16 11:00:25,026 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-16 11:00:25,026 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,026 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,026 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,026 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,026 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,026 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,027 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,027 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,027 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,027 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,027 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,027 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,027 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,028 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,028 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,028 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,028 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-16 11:00:25,028 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-16 11:00:25,028 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,028 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,029 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,029 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,029 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,029 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,029 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,029 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,029 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,030 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-16 11:00:25,030 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,030 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,030 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-16 11:00:25,030 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-16 11:00:25,030 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,030 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,031 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,031 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,031 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,031 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,031 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,031 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,031 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,031 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,032 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,032 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,032 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,032 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,032 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,032 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,032 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,033 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-16 11:00:25,033 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-16 11:00:25,033 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,033 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,033 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,033 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,033 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,034 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,034 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-11-16 11:00:25,034 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,034 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,034 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,034 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-16 11:00:25,034 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-11-16 11:00:25,035 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,035 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,035 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-11-16 11:00:25,035 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-16 11:00:25,035 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-16 11:00:25,035 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-16 11:00:25,038 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:00:25,041 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 11:00:25,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:00:25 BoogieIcfgContainer [2022-11-16 11:00:25,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 11:00:25,065 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:00:25,065 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:00:25,065 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:00:25,066 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:59:12" (3/4) ... [2022-11-16 11:00:25,068 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 11:00:25,097 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-16 11:00:25,099 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 11:00:25,101 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-16 11:00:25,103 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 11:00:25,266 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 11:00:25,267 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:00:25,267 INFO L158 Benchmark]: Toolchain (without parser) took 77954.54ms. Allocated memory was 111.1MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 68.0MB in the beginning and 997.4MB in the end (delta: -929.4MB). Peak memory consumption was 646.3MB. Max. memory is 16.1GB. [2022-11-16 11:00:25,268 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:00:25,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1269.75ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 67.9MB in the beginning and 88.6MB in the end (delta: -20.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-16 11:00:25,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 196.59ms. Allocated memory is still 134.2MB. Free memory was 88.6MB in the beginning and 65.0MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-16 11:00:25,269 INFO L158 Benchmark]: Boogie Preprocessor took 229.04ms. Allocated memory is still 134.2MB. Free memory was 65.0MB in the beginning and 81.6MB in the end (delta: -16.6MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-11-16 11:00:25,269 INFO L158 Benchmark]: RCFGBuilder took 3255.05ms. Allocated memory was 134.2MB in the beginning and 213.9MB in the end (delta: 79.7MB). Free memory was 81.6MB in the beginning and 107.0MB in the end (delta: -25.4MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. [2022-11-16 11:00:25,270 INFO L158 Benchmark]: TraceAbstraction took 72794.28ms. Allocated memory was 213.9MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 105.9MB in the beginning and 1.0GB in the end (delta: -915.6MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2022-11-16 11:00:25,270 INFO L158 Benchmark]: Witness Printer took 202.01ms. Allocated memory is still 1.7GB. Free memory was 1.0GB in the beginning and 997.4MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-16 11:00:25,272 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1269.75ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 67.9MB in the beginning and 88.6MB in the end (delta: -20.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 196.59ms. Allocated memory is still 134.2MB. Free memory was 88.6MB in the beginning and 65.0MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 229.04ms. Allocated memory is still 134.2MB. Free memory was 65.0MB in the beginning and 81.6MB in the end (delta: -16.6MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3255.05ms. Allocated memory was 134.2MB in the beginning and 213.9MB in the end (delta: 79.7MB). Free memory was 81.6MB in the beginning and 107.0MB in the end (delta: -25.4MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. * TraceAbstraction took 72794.28ms. Allocated memory was 213.9MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 105.9MB in the beginning and 1.0GB in the end (delta: -915.6MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Witness Printer took 202.01ms. Allocated memory is still 1.7GB. Free memory was 1.0GB in the beginning and 997.4MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 206]: 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, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 72.7s, OverallIterations: 17, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 32.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5984 SdHoareTripleChecker+Valid, 29.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5984 mSDsluCounter, 5372 SdHoareTripleChecker+Invalid, 24.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 269 mSDsCounter, 2376 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22958 IncrementalHoareTripleChecker+Invalid, 25334 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2376 mSolverCounterUnsat, 5103 mSDtfsCounter, 22958 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4726 GetRequests, 4685 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13493occurred in iteration=11, InterpolantAutomatonStates: 68, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.3s AutomataMinimizationTime, 17 MinimizatonAttempts, 4670 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 188 NumberOfFragments, 862 HoareAnnotationTreeSize, 4 FomulaSimplifications, 2601 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 7599 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 28.3s InterpolantComputationTime, 16747 NumberOfCodeBlocks, 16747 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 18515 ConstructedInterpolants, 0 QuantifiedInterpolants, 54475 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3375 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 20 InterpolantComputations, 16 PerfectInterpolantSequences, 45068/46450 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: 1504]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((a16 == 9 && 7 == a12) || (((a16 == 8 && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || (a12 == 9 && a16 == 9)) || ((a16 == 8 && 87 + a18 <= 0) && 7 == a12)) || (a12 == 6 && a16 <= 11)) || ((a15 <= 3 && a12 == 8) && a18 + 156 <= 0)) || (a16 == 9 && a15 <= 3)) || ((a12 == 9 && a16 == 8) && 87 + a18 <= 0)) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || (a15 <= 3 && 7 == a12)) || ((0 < a18 + 79 && 5 == a12) && a15 == 3)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || ((a12 == 9 && a15 <= 3) && 87 + a18 <= 0)) || (a16 == 9 && a12 == 8)) || ((a12 <= 5 && a16 <= 11) && 4 <= a15)) || (((a16 == 8 && a12 == 8) && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((a16 <= 8 && a12 == 9) && 0 < a18 + 79)) || ((a15 <= 3 && 0 < a18 + 79) && a12 == 6)) || ((a12 == 9 && a15 <= 3) && !(a18 + 79 <= 0))) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 == 3)) || (((a12 <= 5 && a15 <= 3) && ((!(5 == a12) || !(a18 + 156 <= 0)) || !(a16 == 12))) && 11 <= a16)) || ((a15 <= 3 && a12 == 8) && 11 <= a16) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((a16 == 9 && 7 == a12) || (((a16 <= 8 && a12 == 9) && a16 == 8) && 87 + a18 <= 0)) || (((a16 == 8 && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || (a12 == 9 && a16 == 9)) || (((a12 == 9 && a15 <= 3) && !(a18 + 79 <= 0)) && 11 <= a16)) || ((a15 <= 3 && a16 <= 11) && 7 == a12)) || (a12 == 6 && a16 <= 11)) || ((a15 <= 3 && a12 == 8) && a18 + 156 <= 0)) || ((a16 <= 8 && a12 == 9) && !(a18 + 79 <= 0))) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || ((!(a18 + 79 <= 0) && 5 == a12) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && 87 + a18 <= 0)) || (a16 == 9 && a12 == 8)) || ((a12 <= 5 && a16 <= 11) && 4 <= a15)) || (((a16 == 8 && a12 == 8) && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 < a18 + 79) && a12 == 6) && 11 <= a16)) || ((a15 <= 3 && 11 <= a16) && 7 == a12)) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 == 3)) || (((a16 <= 8 && a16 == 8) && 87 + a18 <= 0) && 7 == a12)) || (((a12 <= 5 && a15 <= 3) && ((!(5 == a12) || !(a18 + 156 <= 0)) || !(a16 == 12))) && 11 <= a16)) || ((a15 <= 3 && a12 == 8) && 11 <= a16) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((a16 == 9 && 7 == a12) || (((a16 <= 8 && a12 == 9) && a16 == 8) && 87 + a18 <= 0)) || (((a16 == 8 && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || (a12 == 9 && a16 == 9)) || (((a12 == 9 && a15 <= 3) && !(a18 + 79 <= 0)) && 11 <= a16)) || ((a15 <= 3 && a16 <= 11) && 7 == a12)) || (a12 == 6 && a16 <= 11)) || ((a15 <= 3 && a12 == 8) && a18 + 156 <= 0)) || ((a16 <= 8 && a12 == 9) && !(a18 + 79 <= 0))) || ((a12 == 9 && a15 <= 3) && a16 <= 11)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || ((!(a18 + 79 <= 0) && 5 == a12) && a15 == 3)) || ((a12 == 9 && a15 <= 3) && 87 + a18 <= 0)) || (a16 == 9 && a12 == 8)) || ((a12 <= 5 && a16 <= 11) && 4 <= a15)) || (((a16 == 8 && a12 == 8) && 0 < a18 + 79) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 < a18 + 79) && a12 == 6) && 11 <= a16)) || ((a15 <= 3 && 11 <= a16) && 7 == a12)) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 == 3)) || (((a16 <= 8 && a16 == 8) && 87 + a18 <= 0) && 7 == a12)) || (((a12 <= 5 && a15 <= 3) && ((!(5 == a12) || !(a18 + 156 <= 0)) || !(a16 == 12))) && 11 <= a16)) || ((a15 <= 3 && a12 == 8) && 11 <= a16) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-16 11:00:25,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1184ada8-5e98-4ac5-af74-54f65e3b0b29/bin/uautomizer-tPACEb0tL8/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