./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label27.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a --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 dc961fc62f24960fbef105f97d1eee66be6194c126d8d078cb5da412dc4c48ac --- 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-b5237d8 [2022-11-21 16:27:13,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:27:13,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:27:13,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:27:13,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:27:13,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:27:13,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:27:13,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:27:13,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:27:13,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:27:13,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:27:13,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:27:13,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:27:13,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:27:13,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:27:13,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:27:13,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:27:13,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:27:13,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:27:13,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:27:13,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:27:13,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:27:13,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:27:13,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:27:13,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:27:13,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:27:13,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:27:13,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:27:13,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:27:13,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:27:13,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:27:13,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:27:13,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:27:13,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:27:13,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:27:13,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:27:13,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:27:13,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:27:13,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:27:13,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:27:13,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:27:13,848 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-21 16:27:13,893 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:27:13,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:27:13,900 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:27:13,901 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:27:13,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:27:13,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:27:13,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:27:13,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:27:13,903 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:27:13,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:27:13,905 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:27:13,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:27:13,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:27:13,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:27:13,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:27:13,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:27:13,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:27:13,907 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:27:13,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:27:13,907 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:27:13,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:27:13,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:27:13,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:27:13,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:27:13,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:27:13,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:27:13,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:27:13,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:27:13,909 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:27:13,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:27:13,910 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:27:13,910 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:27:13,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:27:13,911 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_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc961fc62f24960fbef105f97d1eee66be6194c126d8d078cb5da412dc4c48ac [2022-11-21 16:27:14,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:27:14,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:27:14,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:27:14,272 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:27:14,272 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:27:14,294 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/eca-rers2012/Problem15_label27.c [2022-11-21 16:27:17,623 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:27:18,061 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:27:18,062 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/sv-benchmarks/c/eca-rers2012/Problem15_label27.c [2022-11-21 16:27:18,082 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/data/33250b055/31e2308acfa64c5689e97167bfecfcb1/FLAG345d37f6e [2022-11-21 16:27:18,098 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/data/33250b055/31e2308acfa64c5689e97167bfecfcb1 [2022-11-21 16:27:18,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:27:18,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:27:18,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:27:18,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:27:18,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:27:18,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:27:18" (1/1) ... [2022-11-21 16:27:18,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d1bb1d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:18, skipping insertion in model container [2022-11-21 16:27:18,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:27:18" (1/1) ... [2022-11-21 16:27:18,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:27:18,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:27:18,501 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/sv-benchmarks/c/eca-rers2012/Problem15_label27.c[4605,4618] [2022-11-21 16:27:19,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:27:19,170 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:27:19,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/sv-benchmarks/c/eca-rers2012/Problem15_label27.c[4605,4618] [2022-11-21 16:27:19,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:27:19,617 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:27:19,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19 WrapperNode [2022-11-21 16:27:19,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:27:19,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:27:19,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:27:19,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:27:19,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:19,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:19,907 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-11-21 16:27:19,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:27:19,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:27:19,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:27:19,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:27:19,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:19,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:19,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:19,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,234 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:27:20,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:27:20,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:27:20,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:27:20,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:27:20,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:27:20,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:27:20,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:27:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:27:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:27:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:27:20,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:27:20,482 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:27:20,484 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:27:24,164 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:27:24,176 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:27:24,176 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 16:27:24,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:27:24 BoogieIcfgContainer [2022-11-21 16:27:24,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:27:24,182 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:27:24,182 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:27:24,186 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:27:24,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:27:18" (1/3) ... [2022-11-21 16:27:24,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@325e8fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:27:24, skipping insertion in model container [2022-11-21 16:27:24,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (2/3) ... [2022-11-21 16:27:24,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@325e8fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:27:24, skipping insertion in model container [2022-11-21 16:27:24,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:27:24" (3/3) ... [2022-11-21 16:27:24,189 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label27.c [2022-11-21 16:27:24,211 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:27:24,211 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:27:24,275 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:27:24,282 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;@35daab33, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:27:24,282 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:27:24,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:27:24,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 16:27:24,297 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:24,298 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] [2022-11-21 16:27:24,298 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:24,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:24,304 INFO L85 PathProgramCache]: Analyzing trace with hash 2088660649, now seen corresponding path program 1 times [2022-11-21 16:27:24,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:24,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999476164] [2022-11-21 16:27:24,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:24,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:24,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:27:24,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:24,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999476164] [2022-11-21 16:27:24,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999476164] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:24,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:27:24,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:27:24,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540669575] [2022-11-21 16:27:24,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:24,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:27:24,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:24,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:27:24,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:27:24,758 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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) [2022-11-21 16:27:27,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:27,853 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2022-11-21 16:27:27,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:27:27,856 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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 37 [2022-11-21 16:27:27,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:27,871 INFO L225 Difference]: With dead ends: 1154 [2022-11-21 16:27:27,872 INFO L226 Difference]: Without dead ends: 665 [2022-11-21 16:27:27,876 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 [2022-11-21 16:27:27,880 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 284 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:27,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 383 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-21 16:27:27,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2022-11-21 16:27:27,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2022-11-21 16:27:27,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 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) [2022-11-21 16:27:27,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2022-11-21 16:27:27,959 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 37 [2022-11-21 16:27:27,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:27,960 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2022-11-21 16:27:27,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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) [2022-11-21 16:27:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2022-11-21 16:27:27,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-21 16:27:27,963 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:27,964 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:27,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 16:27:27,964 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:27,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:27,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1560092623, now seen corresponding path program 1 times [2022-11-21 16:27:27,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:27,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925691427] [2022-11-21 16:27:27,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:27,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:27:28,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:28,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925691427] [2022-11-21 16:27:28,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925691427] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:28,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:27:28,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:27:28,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575699489] [2022-11-21 16:27:28,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:28,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:27:28,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:28,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:27:28,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:27:28,531 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 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) [2022-11-21 16:27:30,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:30,865 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2022-11-21 16:27:30,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:27:30,871 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 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 102 [2022-11-21 16:27:30,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:30,877 INFO L225 Difference]: With dead ends: 1624 [2022-11-21 16:27:30,877 INFO L226 Difference]: Without dead ends: 963 [2022-11-21 16:27:30,879 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 [2022-11-21 16:27:30,881 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:30,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 337 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-21 16:27:30,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2022-11-21 16:27:30,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2022-11-21 16:27:30,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 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) [2022-11-21 16:27:30,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2022-11-21 16:27:30,927 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 102 [2022-11-21 16:27:30,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:30,928 INFO L495 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2022-11-21 16:27:30,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 2 states have internal predecessors, (102), 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) [2022-11-21 16:27:30,929 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2022-11-21 16:27:30,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-21 16:27:30,932 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:30,932 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:30,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 16:27:30,933 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:30,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:30,934 INFO L85 PathProgramCache]: Analyzing trace with hash -1622553922, now seen corresponding path program 1 times [2022-11-21 16:27:30,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:30,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224953687] [2022-11-21 16:27:30,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:30,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:30,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:31,290 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:27:31,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:31,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224953687] [2022-11-21 16:27:31,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224953687] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:31,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:27:31,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:27:31,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465891165] [2022-11-21 16:27:31,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:31,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:27:31,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:31,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:27:31,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:27:31,294 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 4 states have internal predecessors, (107), 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) [2022-11-21 16:27:34,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:34,807 INFO L93 Difference]: Finished difference Result 2244 states and 3201 transitions. [2022-11-21 16:27:34,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:27:34,809 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 4 states have internal predecessors, (107), 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 107 [2022-11-21 16:27:34,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:34,817 INFO L225 Difference]: With dead ends: 2244 [2022-11-21 16:27:34,818 INFO L226 Difference]: Without dead ends: 1582 [2022-11-21 16:27:34,823 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 [2022-11-21 16:27:34,826 INFO L413 NwaCegarLoop]: 268 mSDtfsCounter, 361 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 1664 mSolverCounterSat, 482 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 482 IncrementalHoareTripleChecker+Valid, 1664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:34,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [361 Valid, 366 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [482 Valid, 1664 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-11-21 16:27:34,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2022-11-21 16:27:34,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1266. [2022-11-21 16:27:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3043478260869565) internal successors, (1650), 1265 states have internal predecessors, (1650), 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) [2022-11-21 16:27:34,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2022-11-21 16:27:34,878 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 107 [2022-11-21 16:27:34,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:34,878 INFO L495 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2022-11-21 16:27:34,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 4 states have internal predecessors, (107), 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) [2022-11-21 16:27:34,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2022-11-21 16:27:34,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-11-21 16:27:34,896 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:34,897 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:27:34,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 16:27:34,898 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:34,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:34,899 INFO L85 PathProgramCache]: Analyzing trace with hash 416877114, now seen corresponding path program 1 times [2022-11-21 16:27:34,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:34,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633618883] [2022-11-21 16:27:34,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:34,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:35,312 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:27:35,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:35,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633618883] [2022-11-21 16:27:35,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633618883] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:35,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:27:35,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:27:35,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296769452] [2022-11-21 16:27:35,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:35,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:27:35,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:35,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:27:35,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:27:35,320 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand has 4 states, 4 states have (on average 50.75) internal successors, (203), 3 states have internal predecessors, (203), 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) [2022-11-21 16:27:40,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:40,205 INFO L93 Difference]: Finished difference Result 4670 states and 6170 transitions. [2022-11-21 16:27:40,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:27:40,206 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 50.75) internal successors, (203), 3 states have internal predecessors, (203), 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 203 [2022-11-21 16:27:40,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:40,217 INFO L225 Difference]: With dead ends: 4670 [2022-11-21 16:27:40,217 INFO L226 Difference]: Without dead ends: 3406 [2022-11-21 16:27:40,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:27:40,221 INFO L413 NwaCegarLoop]: 292 mSDtfsCounter, 491 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1956 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 491 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 2240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:40,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [491 Valid, 347 Invalid, 2240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1956 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-11-21 16:27:40,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3406 states. [2022-11-21 16:27:40,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3406 to 3381. [2022-11-21 16:27:40,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.23698224852071) internal successors, (4181), 3380 states have internal predecessors, (4181), 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) [2022-11-21 16:27:40,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4181 transitions. [2022-11-21 16:27:40,295 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4181 transitions. Word has length 203 [2022-11-21 16:27:40,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:40,296 INFO L495 AbstractCegarLoop]: Abstraction has 3381 states and 4181 transitions. [2022-11-21 16:27:40,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 50.75) internal successors, (203), 3 states have internal predecessors, (203), 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) [2022-11-21 16:27:40,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4181 transitions. [2022-11-21 16:27:40,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-21 16:27:40,299 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:40,300 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:40,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 16:27:40,300 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:40,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:40,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1982643012, now seen corresponding path program 1 times [2022-11-21 16:27:40,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:40,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332387736] [2022-11-21 16:27:40,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:40,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:40,620 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-21 16:27:40,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:40,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332387736] [2022-11-21 16:27:40,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332387736] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:40,621 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:27:40,621 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:27:40,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014177418] [2022-11-21 16:27:40,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:40,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:27:40,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:40,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:27:40,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:27:40,624 INFO L87 Difference]: Start difference. First operand 3381 states and 4181 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 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) [2022-11-21 16:27:42,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:42,724 INFO L93 Difference]: Finished difference Result 8563 states and 10756 transitions. [2022-11-21 16:27:42,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:27:42,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 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 207 [2022-11-21 16:27:42,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:42,742 INFO L225 Difference]: With dead ends: 8563 [2022-11-21 16:27:42,743 INFO L226 Difference]: Without dead ends: 5483 [2022-11-21 16:27:42,747 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 [2022-11-21 16:27:42,748 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:42,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-21 16:27:42,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2022-11-21 16:27:42,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2022-11-21 16:27:42,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.168888077414643) internal successors, (6402), 5477 states have internal predecessors, (6402), 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) [2022-11-21 16:27:42,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6402 transitions. [2022-11-21 16:27:42,865 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6402 transitions. Word has length 207 [2022-11-21 16:27:42,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:42,866 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6402 transitions. [2022-11-21 16:27:42,866 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 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) [2022-11-21 16:27:42,867 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6402 transitions. [2022-11-21 16:27:42,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-11-21 16:27:42,872 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:42,873 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:42,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-21 16:27:42,873 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:42,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:42,874 INFO L85 PathProgramCache]: Analyzing trace with hash -611803236, now seen corresponding path program 1 times [2022-11-21 16:27:42,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:42,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035803559] [2022-11-21 16:27:42,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:42,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-21 16:27:43,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:43,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035803559] [2022-11-21 16:27:43,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035803559] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:43,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:27:43,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:27:43,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916185502] [2022-11-21 16:27:43,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:43,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:27:43,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:43,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:27:43,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:27:43,634 INFO L87 Difference]: Start difference. First operand 5478 states and 6402 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:27:45,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:45,692 INFO L93 Difference]: Finished difference Result 10655 states and 12491 transitions. [2022-11-21 16:27:45,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:27:45,693 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 309 [2022-11-21 16:27:45,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:45,710 INFO L225 Difference]: With dead ends: 10655 [2022-11-21 16:27:45,710 INFO L226 Difference]: Without dead ends: 5478 [2022-11-21 16:27:45,715 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 [2022-11-21 16:27:45,717 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:45,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-21 16:27:45,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2022-11-21 16:27:45,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2022-11-21 16:27:45,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1677925871827644) internal successors, (6396), 5477 states have internal predecessors, (6396), 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) [2022-11-21 16:27:45,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6396 transitions. [2022-11-21 16:27:45,833 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6396 transitions. Word has length 309 [2022-11-21 16:27:45,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:45,834 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6396 transitions. [2022-11-21 16:27:45,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:27:45,835 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6396 transitions. [2022-11-21 16:27:45,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2022-11-21 16:27:45,840 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:45,840 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:45,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-21 16:27:45,841 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:45,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:45,841 INFO L85 PathProgramCache]: Analyzing trace with hash 17846925, now seen corresponding path program 1 times [2022-11-21 16:27:45,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:45,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180569075] [2022-11-21 16:27:45,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:45,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:46,144 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-21 16:27:46,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:46,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180569075] [2022-11-21 16:27:46,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180569075] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:46,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:27:46,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:27:46,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289258551] [2022-11-21 16:27:46,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:46,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:27:46,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:46,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:27:46,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:27:46,148 INFO L87 Difference]: Start difference. First operand 5478 states and 6396 transitions. Second operand has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 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) [2022-11-21 16:27:48,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:48,747 INFO L93 Difference]: Finished difference Result 11851 states and 14153 transitions. [2022-11-21 16:27:48,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:27:48,748 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 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 324 [2022-11-21 16:27:48,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:48,765 INFO L225 Difference]: With dead ends: 11851 [2022-11-21 16:27:48,765 INFO L226 Difference]: Without dead ends: 6674 [2022-11-21 16:27:48,771 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 [2022-11-21 16:27:48,772 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 278 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:48,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [278 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-21 16:27:48,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2022-11-21 16:27:48,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 5175. [2022-11-21 16:27:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5175 states, 5174 states have (on average 1.1749130266718206) internal successors, (6079), 5174 states have internal predecessors, (6079), 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) [2022-11-21 16:27:48,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5175 states to 5175 states and 6079 transitions. [2022-11-21 16:27:48,894 INFO L78 Accepts]: Start accepts. Automaton has 5175 states and 6079 transitions. Word has length 324 [2022-11-21 16:27:48,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:48,895 INFO L495 AbstractCegarLoop]: Abstraction has 5175 states and 6079 transitions. [2022-11-21 16:27:48,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 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) [2022-11-21 16:27:48,895 INFO L276 IsEmpty]: Start isEmpty. Operand 5175 states and 6079 transitions. [2022-11-21 16:27:48,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-11-21 16:27:48,903 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:48,903 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:48,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-21 16:27:48,904 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:48,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:48,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1976630, now seen corresponding path program 1 times [2022-11-21 16:27:48,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:48,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587732273] [2022-11-21 16:27:48,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:48,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:49,465 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-21 16:27:49,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:49,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587732273] [2022-11-21 16:27:49,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587732273] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:49,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:27:49,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:27:49,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246802350] [2022-11-21 16:27:49,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:49,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:27:49,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:49,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:27:49,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:27:49,470 INFO L87 Difference]: Start difference. First operand 5175 states and 6079 transitions. Second operand has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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) [2022-11-21 16:27:51,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:51,777 INFO L93 Difference]: Finished difference Result 12151 states and 14569 transitions. [2022-11-21 16:27:51,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:27:51,778 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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 383 [2022-11-21 16:27:51,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:51,800 INFO L225 Difference]: With dead ends: 12151 [2022-11-21 16:27:51,801 INFO L226 Difference]: Without dead ends: 7277 [2022-11-21 16:27:51,806 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 [2022-11-21 16:27:51,807 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 291 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 291 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:51,807 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [291 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-21 16:27:51,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7277 states. [2022-11-21 16:27:51,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7277 to 6380. [2022-11-21 16:27:51,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6380 states, 6379 states have (on average 1.1559805612164915) internal successors, (7374), 6379 states have internal predecessors, (7374), 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) [2022-11-21 16:27:51,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 7374 transitions. [2022-11-21 16:27:51,936 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 7374 transitions. Word has length 383 [2022-11-21 16:27:51,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:51,937 INFO L495 AbstractCegarLoop]: Abstraction has 6380 states and 7374 transitions. [2022-11-21 16:27:51,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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) [2022-11-21 16:27:51,938 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 7374 transitions. [2022-11-21 16:27:51,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2022-11-21 16:27:51,946 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:51,947 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:51,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-21 16:27:51,947 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:51,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:51,948 INFO L85 PathProgramCache]: Analyzing trace with hash -83367434, now seen corresponding path program 1 times [2022-11-21 16:27:51,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:51,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416635668] [2022-11-21 16:27:51,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:51,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:52,362 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:27:52,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:52,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416635668] [2022-11-21 16:27:52,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416635668] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:52,362 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:27:52,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:27:52,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316485657] [2022-11-21 16:27:52,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:52,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:27:52,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:52,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:27:52,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:27:52,366 INFO L87 Difference]: Start difference. First operand 6380 states and 7374 transitions. Second operand has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 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) [2022-11-21 16:27:54,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:54,747 INFO L93 Difference]: Finished difference Result 14563 states and 17155 transitions. [2022-11-21 16:27:54,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:27:54,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 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 389 [2022-11-21 16:27:54,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:54,795 INFO L225 Difference]: With dead ends: 14563 [2022-11-21 16:27:54,804 INFO L226 Difference]: Without dead ends: 8484 [2022-11-21 16:27:54,811 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 [2022-11-21 16:27:54,814 INFO L413 NwaCegarLoop]: 564 mSDtfsCounter, 248 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:54,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 603 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-21 16:27:54,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8484 states. [2022-11-21 16:27:54,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8484 to 7584. [2022-11-21 16:27:54,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7584 states, 7583 states have (on average 1.1426875906633258) internal successors, (8665), 7583 states have internal predecessors, (8665), 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) [2022-11-21 16:27:55,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7584 states to 7584 states and 8665 transitions. [2022-11-21 16:27:55,053 INFO L78 Accepts]: Start accepts. Automaton has 7584 states and 8665 transitions. Word has length 389 [2022-11-21 16:27:55,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:55,054 INFO L495 AbstractCegarLoop]: Abstraction has 7584 states and 8665 transitions. [2022-11-21 16:27:55,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 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) [2022-11-21 16:27:55,055 INFO L276 IsEmpty]: Start isEmpty. Operand 7584 states and 8665 transitions. [2022-11-21 16:27:55,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2022-11-21 16:27:55,063 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:55,063 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:55,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-21 16:27:55,064 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:55,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:55,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1206328765, now seen corresponding path program 1 times [2022-11-21 16:27:55,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:55,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018723934] [2022-11-21 16:27:55,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:55,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:55,432 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-21 16:27:55,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:55,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018723934] [2022-11-21 16:27:55,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018723934] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:55,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:27:55,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:27:55,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307061921] [2022-11-21 16:27:55,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:55,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:27:55,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:55,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:27:55,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:27:55,439 INFO L87 Difference]: Start difference. First operand 7584 states and 8665 transitions. Second operand has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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) [2022-11-21 16:27:57,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:57,769 INFO L93 Difference]: Finished difference Result 16661 states and 19400 transitions. [2022-11-21 16:27:57,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:27:57,772 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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 406 [2022-11-21 16:27:57,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:57,796 INFO L225 Difference]: With dead ends: 16661 [2022-11-21 16:27:57,797 INFO L226 Difference]: Without dead ends: 9378 [2022-11-21 16:27:57,803 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 [2022-11-21 16:27:57,804 INFO L413 NwaCegarLoop]: 579 mSDtfsCounter, 248 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 617 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:57,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 617 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-21 16:27:57,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9378 states. [2022-11-21 16:27:57,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9378 to 9374. [2022-11-21 16:27:57,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9374 states, 9373 states have (on average 1.1302677904619651) internal successors, (10594), 9373 states have internal predecessors, (10594), 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) [2022-11-21 16:27:57,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9374 states to 9374 states and 10594 transitions. [2022-11-21 16:27:57,971 INFO L78 Accepts]: Start accepts. Automaton has 9374 states and 10594 transitions. Word has length 406 [2022-11-21 16:27:57,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:57,972 INFO L495 AbstractCegarLoop]: Abstraction has 9374 states and 10594 transitions. [2022-11-21 16:27:57,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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) [2022-11-21 16:27:57,973 INFO L276 IsEmpty]: Start isEmpty. Operand 9374 states and 10594 transitions. [2022-11-21 16:27:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2022-11-21 16:27:57,982 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:57,983 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:57,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-21 16:27:57,983 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:27:57,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:57,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1517405968, now seen corresponding path program 1 times [2022-11-21 16:27:57,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:57,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911437841] [2022-11-21 16:27:57,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:57,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:59,037 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 35 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:27:59,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:59,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911437841] [2022-11-21 16:27:59,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911437841] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:27:59,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071693349] [2022-11-21 16:27:59,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:59,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:27:59,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:27:59,046 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:27:59,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 16:27:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:59,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:27:59,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:27:59,667 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-21 16:27:59,667 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:27:59,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071693349] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:59,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:27:59,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-21 16:27:59,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45627620] [2022-11-21 16:27:59,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:59,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:27:59,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:59,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:27:59,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:27:59,671 INFO L87 Difference]: Start difference. First operand 9374 states and 10594 transitions. Second operand has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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) [2022-11-21 16:28:02,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:02,839 INFO L93 Difference]: Finished difference Result 21504 states and 24725 transitions. [2022-11-21 16:28:02,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:02,843 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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 414 [2022-11-21 16:28:02,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:02,871 INFO L225 Difference]: With dead ends: 21504 [2022-11-21 16:28:02,872 INFO L226 Difference]: Without dead ends: 12431 [2022-11-21 16:28:02,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 417 GetRequests, 413 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:28:02,883 INFO L413 NwaCegarLoop]: 572 mSDtfsCounter, 378 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 1116 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 378 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:02,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [378 Valid, 636 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1116 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-21 16:28:02,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12431 states. [2022-11-21 16:28:03,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12431 to 12425. [2022-11-21 16:28:03,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12425 states, 12424 states have (on average 1.1454443013522215) internal successors, (14231), 12424 states have internal predecessors, (14231), 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) [2022-11-21 16:28:03,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12425 states to 12425 states and 14231 transitions. [2022-11-21 16:28:03,126 INFO L78 Accepts]: Start accepts. Automaton has 12425 states and 14231 transitions. Word has length 414 [2022-11-21 16:28:03,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:03,127 INFO L495 AbstractCegarLoop]: Abstraction has 12425 states and 14231 transitions. [2022-11-21 16:28:03,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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) [2022-11-21 16:28:03,128 INFO L276 IsEmpty]: Start isEmpty. Operand 12425 states and 14231 transitions. [2022-11-21 16:28:03,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2022-11-21 16:28:03,141 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:03,144 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:03,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-21 16:28:03,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-21 16:28:03,352 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:03,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:03,353 INFO L85 PathProgramCache]: Analyzing trace with hash 335548522, now seen corresponding path program 1 times [2022-11-21 16:28:03,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:03,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564575683] [2022-11-21 16:28:03,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:03,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:04,021 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-21 16:28:04,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:04,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564575683] [2022-11-21 16:28:04,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564575683] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:04,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:04,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:04,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066489420] [2022-11-21 16:28:04,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:04,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:04,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:04,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:04,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:04,024 INFO L87 Difference]: Start difference. First operand 12425 states and 14231 transitions. Second operand has 3 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 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) [2022-11-21 16:28:06,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:06,651 INFO L93 Difference]: Finished difference Result 32322 states and 37117 transitions. [2022-11-21 16:28:06,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:06,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 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 486 [2022-11-21 16:28:06,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:06,691 INFO L225 Difference]: With dead ends: 32322 [2022-11-21 16:28:06,691 INFO L226 Difference]: Without dead ends: 20198 [2022-11-21 16:28:06,705 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 [2022-11-21 16:28:06,706 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 308 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 975 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 1177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:06,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 169 Invalid, 1177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 975 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-21 16:28:06,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20198 states. [2022-11-21 16:28:06,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20198 to 17208. [2022-11-21 16:28:06,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17208 states, 17207 states have (on average 1.1444179694310455) internal successors, (19692), 17207 states have internal predecessors, (19692), 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) [2022-11-21 16:28:07,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17208 states to 17208 states and 19692 transitions. [2022-11-21 16:28:07,005 INFO L78 Accepts]: Start accepts. Automaton has 17208 states and 19692 transitions. Word has length 486 [2022-11-21 16:28:07,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:07,006 INFO L495 AbstractCegarLoop]: Abstraction has 17208 states and 19692 transitions. [2022-11-21 16:28:07,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 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) [2022-11-21 16:28:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 17208 states and 19692 transitions. [2022-11-21 16:28:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-11-21 16:28:07,013 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:07,014 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:07,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-21 16:28:07,014 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:07,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:07,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1009214626, now seen corresponding path program 1 times [2022-11-21 16:28:07,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:07,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374554498] [2022-11-21 16:28:07,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:07,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:07,991 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 479 proven. 39 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-11-21 16:28:07,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:07,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374554498] [2022-11-21 16:28:07,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374554498] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:28:07,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324001721] [2022-11-21 16:28:07,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:07,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:28:07,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:28:07,995 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:28:08,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-21 16:28:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:08,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:28:08,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:28:08,376 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-11-21 16:28:08,377 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:28:08,377 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1324001721] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:08,377 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:28:08,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-21 16:28:08,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174703147] [2022-11-21 16:28:08,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:08,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:08,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:08,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:08,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:28:08,380 INFO L87 Difference]: Start difference. First operand 17208 states and 19692 transitions. Second operand has 3 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:28:10,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:10,816 INFO L93 Difference]: Finished difference Result 37104 states and 42706 transitions. [2022-11-21 16:28:10,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:10,816 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 521 [2022-11-21 16:28:10,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:10,862 INFO L225 Difference]: With dead ends: 37104 [2022-11-21 16:28:10,862 INFO L226 Difference]: Without dead ends: 20197 [2022-11-21 16:28:10,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 524 GetRequests, 520 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:28:10,878 INFO L413 NwaCegarLoop]: 426 mSDtfsCounter, 380 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 965 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 1092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:10,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 445 Invalid, 1092 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 965 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-21 16:28:10,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20197 states. [2022-11-21 16:28:11,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20197 to 15053. [2022-11-21 16:28:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15053 states, 15052 states have (on average 1.1298830720170077) internal successors, (17007), 15052 states have internal predecessors, (17007), 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) [2022-11-21 16:28:11,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15053 states to 15053 states and 17007 transitions. [2022-11-21 16:28:11,114 INFO L78 Accepts]: Start accepts. Automaton has 15053 states and 17007 transitions. Word has length 521 [2022-11-21 16:28:11,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:11,115 INFO L495 AbstractCegarLoop]: Abstraction has 15053 states and 17007 transitions. [2022-11-21 16:28:11,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:28:11,116 INFO L276 IsEmpty]: Start isEmpty. Operand 15053 states and 17007 transitions. [2022-11-21 16:28:11,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2022-11-21 16:28:11,122 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:11,123 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:11,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-21 16:28:11,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:28:11,331 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:11,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:11,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1014473132, now seen corresponding path program 1 times [2022-11-21 16:28:11,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:11,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478543046] [2022-11-21 16:28:11,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:11,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:12,076 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-21 16:28:12,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:12,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478543046] [2022-11-21 16:28:12,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478543046] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:12,077 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:12,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:12,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783761918] [2022-11-21 16:28:12,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:12,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:12,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:12,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:12,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:12,082 INFO L87 Difference]: Start difference. First operand 15053 states and 17007 transitions. Second operand has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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) [2022-11-21 16:28:14,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:14,574 INFO L93 Difference]: Finished difference Result 35799 states and 40820 transitions. [2022-11-21 16:28:14,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:14,575 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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 [2022-11-21 16:28:14,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:14,610 INFO L225 Difference]: With dead ends: 35799 [2022-11-21 16:28:14,610 INFO L226 Difference]: Without dead ends: 21047 [2022-11-21 16:28:14,621 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 [2022-11-21 16:28:14,622 INFO L413 NwaCegarLoop]: 586 mSDtfsCounter, 246 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1038 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:14,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 619 Invalid, 1208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1038 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-21 16:28:14,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21047 states. [2022-11-21 16:28:14,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21047 to 20139. [2022-11-21 16:28:14,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20139 states, 20138 states have (on average 1.122703346906346) internal successors, (22609), 20138 states have internal predecessors, (22609), 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) [2022-11-21 16:28:14,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20139 states to 20139 states and 22609 transitions. [2022-11-21 16:28:14,930 INFO L78 Accepts]: Start accepts. Automaton has 20139 states and 22609 transitions. Word has length 525 [2022-11-21 16:28:14,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:14,931 INFO L495 AbstractCegarLoop]: Abstraction has 20139 states and 22609 transitions. [2022-11-21 16:28:14,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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) [2022-11-21 16:28:14,932 INFO L276 IsEmpty]: Start isEmpty. Operand 20139 states and 22609 transitions. [2022-11-21 16:28:14,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2022-11-21 16:28:14,943 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:14,943 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:28:14,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-21 16:28:14,944 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:14,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:14,945 INFO L85 PathProgramCache]: Analyzing trace with hash 183879736, now seen corresponding path program 1 times [2022-11-21 16:28:14,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:14,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795201718] [2022-11-21 16:28:14,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:14,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:15,969 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 556 proven. 39 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2022-11-21 16:28:15,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:15,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795201718] [2022-11-21 16:28:15,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795201718] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:28:15,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [76064167] [2022-11-21 16:28:15,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:15,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:28:15,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:28:15,975 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:28:16,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-21 16:28:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:16,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 16:28:16,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:28:17,430 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 556 proven. 39 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2022-11-21 16:28:17,430 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:28:18,494 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 556 proven. 39 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2022-11-21 16:28:18,495 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [76064167] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:28:18,496 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:28:18,496 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-11-21 16:28:18,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472767944] [2022-11-21 16:28:18,497 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:28:18,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-21 16:28:18,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:18,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-21 16:28:18,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-11-21 16:28:18,500 INFO L87 Difference]: Start difference. First operand 20139 states and 22609 transitions. Second operand has 9 states, 9 states have (on average 82.55555555555556) internal successors, (743), 8 states have internal predecessors, (743), 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) [2022-11-21 16:28:26,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:26,141 INFO L93 Difference]: Finished difference Result 48308 states and 53930 transitions. [2022-11-21 16:28:26,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-21 16:28:26,142 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 82.55555555555556) internal successors, (743), 8 states have internal predecessors, (743), 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 580 [2022-11-21 16:28:26,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:26,189 INFO L225 Difference]: With dead ends: 48308 [2022-11-21 16:28:26,189 INFO L226 Difference]: Without dead ends: 22230 [2022-11-21 16:28:26,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1169 GetRequests, 1154 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-11-21 16:28:26,205 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 3568 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 4687 mSolverCounterSat, 657 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3568 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 5344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 657 IncrementalHoareTripleChecker+Valid, 4687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:26,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3568 Valid, 199 Invalid, 5344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [657 Valid, 4687 Invalid, 0 Unknown, 0 Unchecked, 7.1s Time] [2022-11-21 16:28:26,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22230 states. [2022-11-21 16:28:26,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22230 to 17444. [2022-11-21 16:28:26,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17444 states, 17443 states have (on average 1.0662730034971049) internal successors, (18599), 17443 states have internal predecessors, (18599), 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) [2022-11-21 16:28:26,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17444 states to 17444 states and 18599 transitions. [2022-11-21 16:28:26,495 INFO L78 Accepts]: Start accepts. Automaton has 17444 states and 18599 transitions. Word has length 580 [2022-11-21 16:28:26,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:26,496 INFO L495 AbstractCegarLoop]: Abstraction has 17444 states and 18599 transitions. [2022-11-21 16:28:26,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 82.55555555555556) internal successors, (743), 8 states have internal predecessors, (743), 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) [2022-11-21 16:28:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 17444 states and 18599 transitions. [2022-11-21 16:28:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2022-11-21 16:28:26,503 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:26,504 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:26,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-21 16:28:26,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:28:26,711 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:26,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:26,712 INFO L85 PathProgramCache]: Analyzing trace with hash 820194565, now seen corresponding path program 1 times [2022-11-21 16:28:26,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:26,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619950251] [2022-11-21 16:28:26,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:26,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:27,399 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2022-11-21 16:28:27,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:27,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619950251] [2022-11-21 16:28:27,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619950251] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:27,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:27,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:27,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925708846] [2022-11-21 16:28:27,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:27,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:27,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:27,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:27,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:27,403 INFO L87 Difference]: Start difference. First operand 17444 states and 18599 transitions. Second operand has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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) [2022-11-21 16:28:29,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:29,080 INFO L93 Difference]: Finished difference Result 38486 states and 41127 transitions. [2022-11-21 16:28:29,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:29,081 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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 599 [2022-11-21 16:28:29,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:29,111 INFO L225 Difference]: With dead ends: 38486 [2022-11-21 16:28:29,111 INFO L226 Difference]: Without dead ends: 21044 [2022-11-21 16:28:29,123 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 [2022-11-21 16:28:29,124 INFO L413 NwaCegarLoop]: 526 mSDtfsCounter, 291 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 794 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 291 SdHoareTripleChecker+Valid, 570 SdHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:29,124 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [291 Valid, 570 Invalid, 895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 794 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-21 16:28:29,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21044 states. [2022-11-21 16:28:29,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21044 to 20147. [2022-11-21 16:28:29,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20147 states, 20146 states have (on average 1.057976769582051) internal successors, (21314), 20146 states have internal predecessors, (21314), 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) [2022-11-21 16:28:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20147 states to 20147 states and 21314 transitions. [2022-11-21 16:28:29,395 INFO L78 Accepts]: Start accepts. Automaton has 20147 states and 21314 transitions. Word has length 599 [2022-11-21 16:28:29,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:29,396 INFO L495 AbstractCegarLoop]: Abstraction has 20147 states and 21314 transitions. [2022-11-21 16:28:29,396 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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) [2022-11-21 16:28:29,396 INFO L276 IsEmpty]: Start isEmpty. Operand 20147 states and 21314 transitions. [2022-11-21 16:28:29,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 621 [2022-11-21 16:28:29,403 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:29,404 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:29,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-21 16:28:29,404 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:29,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:29,405 INFO L85 PathProgramCache]: Analyzing trace with hash -574921279, now seen corresponding path program 1 times [2022-11-21 16:28:29,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:29,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529180370] [2022-11-21 16:28:29,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:29,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:29,997 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2022-11-21 16:28:29,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:29,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529180370] [2022-11-21 16:28:29,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529180370] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:29,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:29,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:29,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395330271] [2022-11-21 16:28:29,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:30,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:30,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:30,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:30,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:30,002 INFO L87 Difference]: Start difference. First operand 20147 states and 21314 transitions. Second operand has 3 states, 3 states have (on average 120.0) 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) [2022-11-21 16:28:31,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:31,565 INFO L93 Difference]: Finished difference Result 40290 states and 42637 transitions. [2022-11-21 16:28:31,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:31,567 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.0) 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 620 [2022-11-21 16:28:31,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:31,594 INFO L225 Difference]: With dead ends: 40290 [2022-11-21 16:28:31,595 INFO L226 Difference]: Without dead ends: 20444 [2022-11-21 16:28:31,606 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 [2022-11-21 16:28:31,607 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 437 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:31,608 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 69 Invalid, 820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-21 16:28:31,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20444 states. [2022-11-21 16:28:31,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20444 to 20145. [2022-11-21 16:28:31,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20145 states, 20144 states have (on average 1.057883240667196) internal successors, (21310), 20144 states have internal predecessors, (21310), 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) [2022-11-21 16:28:31,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20145 states to 20145 states and 21310 transitions. [2022-11-21 16:28:31,901 INFO L78 Accepts]: Start accepts. Automaton has 20145 states and 21310 transitions. Word has length 620 [2022-11-21 16:28:31,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:31,902 INFO L495 AbstractCegarLoop]: Abstraction has 20145 states and 21310 transitions. [2022-11-21 16:28:31,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) 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) [2022-11-21 16:28:31,902 INFO L276 IsEmpty]: Start isEmpty. Operand 20145 states and 21310 transitions. [2022-11-21 16:28:31,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 628 [2022-11-21 16:28:31,917 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:31,918 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:31,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-21 16:28:31,918 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:31,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:31,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1135058595, now seen corresponding path program 1 times [2022-11-21 16:28:31,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:31,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323252734] [2022-11-21 16:28:31,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:31,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2022-11-21 16:28:32,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:32,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323252734] [2022-11-21 16:28:32,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323252734] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:32,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:32,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:28:32,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831392504] [2022-11-21 16:28:32,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:32,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:28:32,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:32,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:28:32,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:28:32,625 INFO L87 Difference]: Start difference. First operand 20145 states and 21310 transitions. Second operand has 4 states, 4 states have (on average 100.25) internal successors, (401), 4 states have internal predecessors, (401), 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) [2022-11-21 16:28:35,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:35,138 INFO L93 Difference]: Finished difference Result 42978 states and 45513 transitions. [2022-11-21 16:28:35,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:28:35,139 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 100.25) internal successors, (401), 4 states have internal predecessors, (401), 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 627 [2022-11-21 16:28:35,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:35,167 INFO L225 Difference]: With dead ends: 42978 [2022-11-21 16:28:35,168 INFO L226 Difference]: Without dead ends: 23134 [2022-11-21 16:28:35,180 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:28:35,181 INFO L413 NwaCegarLoop]: 390 mSDtfsCounter, 625 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 1769 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 1951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:35,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [625 Valid, 433 Invalid, 1951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1769 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-21 16:28:35,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23134 states. [2022-11-21 16:28:35,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23134 to 22533. [2022-11-21 16:28:35,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22533 states, 22532 states have (on average 1.0468222971773478) internal successors, (23587), 22532 states have internal predecessors, (23587), 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) [2022-11-21 16:28:35,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22533 states to 22533 states and 23587 transitions. [2022-11-21 16:28:35,694 INFO L78 Accepts]: Start accepts. Automaton has 22533 states and 23587 transitions. Word has length 627 [2022-11-21 16:28:35,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:35,695 INFO L495 AbstractCegarLoop]: Abstraction has 22533 states and 23587 transitions. [2022-11-21 16:28:35,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 100.25) internal successors, (401), 4 states have internal predecessors, (401), 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) [2022-11-21 16:28:35,696 INFO L276 IsEmpty]: Start isEmpty. Operand 22533 states and 23587 transitions. [2022-11-21 16:28:35,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2022-11-21 16:28:35,709 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:35,709 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:35,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-21 16:28:35,710 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:35,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:35,711 INFO L85 PathProgramCache]: Analyzing trace with hash 664414695, now seen corresponding path program 1 times [2022-11-21 16:28:35,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:35,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790442855] [2022-11-21 16:28:35,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:35,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:36,555 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 683 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-21 16:28:36,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:36,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790442855] [2022-11-21 16:28:36,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790442855] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:36,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:36,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:36,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466980853] [2022-11-21 16:28:36,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:36,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:36,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:36,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:36,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:36,561 INFO L87 Difference]: Start difference. First operand 22533 states and 23587 transitions. Second operand has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 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) [2022-11-21 16:28:38,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:38,245 INFO L93 Difference]: Finished difference Result 50760 states and 53120 transitions. [2022-11-21 16:28:38,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:38,246 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 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 661 [2022-11-21 16:28:38,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:38,273 INFO L225 Difference]: With dead ends: 50760 [2022-11-21 16:28:38,273 INFO L226 Difference]: Without dead ends: 28528 [2022-11-21 16:28:38,287 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 [2022-11-21 16:28:38,288 INFO L413 NwaCegarLoop]: 444 mSDtfsCounter, 226 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:38,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 476 Invalid, 868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-21 16:28:38,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28528 states. [2022-11-21 16:28:38,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28528 to 21935. [2022-11-21 16:28:38,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21935 states, 21934 states have (on average 1.0475973374669463) internal successors, (22978), 21934 states have internal predecessors, (22978), 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) [2022-11-21 16:28:38,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21935 states to 21935 states and 22978 transitions. [2022-11-21 16:28:38,684 INFO L78 Accepts]: Start accepts. Automaton has 21935 states and 22978 transitions. Word has length 661 [2022-11-21 16:28:38,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:38,685 INFO L495 AbstractCegarLoop]: Abstraction has 21935 states and 22978 transitions. [2022-11-21 16:28:38,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 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) [2022-11-21 16:28:38,685 INFO L276 IsEmpty]: Start isEmpty. Operand 21935 states and 22978 transitions. [2022-11-21 16:28:38,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 675 [2022-11-21 16:28:38,693 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:38,693 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:38,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-21 16:28:38,694 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:38,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:38,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1179229687, now seen corresponding path program 1 times [2022-11-21 16:28:38,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:38,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084805860] [2022-11-21 16:28:38,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:38,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 418 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2022-11-21 16:28:39,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:39,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084805860] [2022-11-21 16:28:39,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084805860] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:39,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:39,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:39,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681932300] [2022-11-21 16:28:39,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:39,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:39,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:39,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:39,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:39,312 INFO L87 Difference]: Start difference. First operand 21935 states and 22978 transitions. Second operand has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 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) [2022-11-21 16:28:40,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:40,910 INFO L93 Difference]: Finished difference Result 45959 states and 48173 transitions. [2022-11-21 16:28:40,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:40,911 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 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 674 [2022-11-21 16:28:40,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:40,937 INFO L225 Difference]: With dead ends: 45959 [2022-11-21 16:28:40,937 INFO L226 Difference]: Without dead ends: 24026 [2022-11-21 16:28:40,948 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 [2022-11-21 16:28:40,949 INFO L413 NwaCegarLoop]: 492 mSDtfsCounter, 218 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 750 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:40,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 530 Invalid, 826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 750 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-21 16:28:40,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24026 states. [2022-11-21 16:28:41,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24026 to 21323. [2022-11-21 16:28:41,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21323 states, 21322 states have (on average 1.045680517775068) internal successors, (22296), 21322 states have internal predecessors, (22296), 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) [2022-11-21 16:28:41,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21323 states to 21323 states and 22296 transitions. [2022-11-21 16:28:41,198 INFO L78 Accepts]: Start accepts. Automaton has 21323 states and 22296 transitions. Word has length 674 [2022-11-21 16:28:41,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:41,198 INFO L495 AbstractCegarLoop]: Abstraction has 21323 states and 22296 transitions. [2022-11-21 16:28:41,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 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) [2022-11-21 16:28:41,199 INFO L276 IsEmpty]: Start isEmpty. Operand 21323 states and 22296 transitions. [2022-11-21 16:28:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 675 [2022-11-21 16:28:41,207 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:41,208 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:28:41,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-21 16:28:41,208 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:41,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:41,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1782041418, now seen corresponding path program 1 times [2022-11-21 16:28:41,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:41,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213723448] [2022-11-21 16:28:41,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:41,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:41,771 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2022-11-21 16:28:41,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:41,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213723448] [2022-11-21 16:28:41,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213723448] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:41,772 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:41,772 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:41,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54466892] [2022-11-21 16:28:41,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:41,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:41,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:41,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:41,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:41,775 INFO L87 Difference]: Start difference. First operand 21323 states and 22296 transitions. Second operand has 3 states, 3 states have (on average 135.33333333333334) internal successors, (406), 3 states have internal predecessors, (406), 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) [2022-11-21 16:28:43,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:43,378 INFO L93 Difference]: Finished difference Result 46550 states and 48627 transitions. [2022-11-21 16:28:43,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:43,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 135.33333333333334) internal successors, (406), 3 states have internal predecessors, (406), 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 674 [2022-11-21 16:28:43,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:43,402 INFO L225 Difference]: With dead ends: 46550 [2022-11-21 16:28:43,402 INFO L226 Difference]: Without dead ends: 25528 [2022-11-21 16:28:43,414 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 [2022-11-21 16:28:43,414 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 261 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 814 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:43,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 124 Invalid, 962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 814 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-21 16:28:43,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25528 states. [2022-11-21 16:28:43,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25528 to 22220. [2022-11-21 16:28:43,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22220 states, 22219 states have (on average 1.0442414150051758) internal successors, (23202), 22219 states have internal predecessors, (23202), 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) [2022-11-21 16:28:43,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22220 states to 22220 states and 23202 transitions. [2022-11-21 16:28:43,681 INFO L78 Accepts]: Start accepts. Automaton has 22220 states and 23202 transitions. Word has length 674 [2022-11-21 16:28:43,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:43,682 INFO L495 AbstractCegarLoop]: Abstraction has 22220 states and 23202 transitions. [2022-11-21 16:28:43,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.33333333333334) internal successors, (406), 3 states have internal predecessors, (406), 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) [2022-11-21 16:28:43,683 INFO L276 IsEmpty]: Start isEmpty. Operand 22220 states and 23202 transitions. [2022-11-21 16:28:43,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 702 [2022-11-21 16:28:43,692 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:43,692 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:43,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-21 16:28:43,693 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:43,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:43,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1842706591, now seen corresponding path program 1 times [2022-11-21 16:28:43,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:43,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617064650] [2022-11-21 16:28:43,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:43,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:44,469 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2022-11-21 16:28:44,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:44,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617064650] [2022-11-21 16:28:44,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617064650] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:44,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:44,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:44,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138582439] [2022-11-21 16:28:44,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:44,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:44,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:44,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:44,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:44,472 INFO L87 Difference]: Start difference. First operand 22220 states and 23202 transitions. Second operand has 3 states, 3 states have (on average 133.66666666666666) internal successors, (401), 3 states have internal predecessors, (401), 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) [2022-11-21 16:28:46,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:46,072 INFO L93 Difference]: Finished difference Result 47143 states and 49188 transitions. [2022-11-21 16:28:46,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:46,073 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 133.66666666666666) internal successors, (401), 3 states have internal predecessors, (401), 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 701 [2022-11-21 16:28:46,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:46,099 INFO L225 Difference]: With dead ends: 47143 [2022-11-21 16:28:46,100 INFO L226 Difference]: Without dead ends: 25224 [2022-11-21 16:28:46,111 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 [2022-11-21 16:28:46,112 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 352 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 797 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 797 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:46,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 116 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 797 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-21 16:28:46,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25224 states. [2022-11-21 16:28:46,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25224 to 21321. [2022-11-21 16:28:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21321 states, 21320 states have (on average 1.0440900562851783) internal successors, (22260), 21320 states have internal predecessors, (22260), 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) [2022-11-21 16:28:46,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21321 states to 21321 states and 22260 transitions. [2022-11-21 16:28:46,353 INFO L78 Accepts]: Start accepts. Automaton has 21321 states and 22260 transitions. Word has length 701 [2022-11-21 16:28:46,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:46,354 INFO L495 AbstractCegarLoop]: Abstraction has 21321 states and 22260 transitions. [2022-11-21 16:28:46,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 133.66666666666666) internal successors, (401), 3 states have internal predecessors, (401), 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) [2022-11-21 16:28:46,354 INFO L276 IsEmpty]: Start isEmpty. Operand 21321 states and 22260 transitions. [2022-11-21 16:28:46,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 723 [2022-11-21 16:28:46,360 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:46,360 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:46,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-21 16:28:46,361 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:46,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:46,362 INFO L85 PathProgramCache]: Analyzing trace with hash -828076575, now seen corresponding path program 1 times [2022-11-21 16:28:46,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:46,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765356952] [2022-11-21 16:28:46,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:46,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:47,059 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 721 trivial. 0 not checked. [2022-11-21 16:28:47,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:47,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765356952] [2022-11-21 16:28:47,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765356952] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:47,060 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:47,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:47,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729988590] [2022-11-21 16:28:47,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:47,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:47,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:47,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:47,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:47,063 INFO L87 Difference]: Start difference. First operand 21321 states and 22260 transitions. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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) [2022-11-21 16:28:48,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:48,683 INFO L93 Difference]: Finished difference Result 44134 states and 46112 transitions. [2022-11-21 16:28:48,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:48,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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 722 [2022-11-21 16:28:48,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:48,703 INFO L225 Difference]: With dead ends: 44134 [2022-11-21 16:28:48,703 INFO L226 Difference]: Without dead ends: 22815 [2022-11-21 16:28:48,713 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 [2022-11-21 16:28:48,714 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 293 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:48,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 193 Invalid, 876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 784 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-21 16:28:48,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22815 states. [2022-11-21 16:28:48,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22815 to 21618. [2022-11-21 16:28:48,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21618 states, 21617 states have (on average 1.040431142156636) internal successors, (22491), 21617 states have internal predecessors, (22491), 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) [2022-11-21 16:28:48,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21618 states to 21618 states and 22491 transitions. [2022-11-21 16:28:48,938 INFO L78 Accepts]: Start accepts. Automaton has 21618 states and 22491 transitions. Word has length 722 [2022-11-21 16:28:48,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:48,938 INFO L495 AbstractCegarLoop]: Abstraction has 21618 states and 22491 transitions. [2022-11-21 16:28:48,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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) [2022-11-21 16:28:48,939 INFO L276 IsEmpty]: Start isEmpty. Operand 21618 states and 22491 transitions. [2022-11-21 16:28:48,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2022-11-21 16:28:48,945 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:48,945 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:48,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-21 16:28:48,946 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:48,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:48,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1158651664, now seen corresponding path program 1 times [2022-11-21 16:28:48,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:48,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674686925] [2022-11-21 16:28:48,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:48,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:49,635 INFO L134 CoverageAnalysis]: Checked inductivity of 857 backedges. 518 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2022-11-21 16:28:49,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:49,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674686925] [2022-11-21 16:28:49,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674686925] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:49,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:49,637 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:28:49,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011915667] [2022-11-21 16:28:49,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:49,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:28:49,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:49,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:28:49,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:28:49,639 INFO L87 Difference]: Start difference. First operand 21618 states and 22491 transitions. Second operand has 4 states, 4 states have (on average 115.5) internal successors, (462), 4 states have internal predecessors, (462), 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) [2022-11-21 16:28:51,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:51,991 INFO L93 Difference]: Finished difference Result 49531 states and 51478 transitions. [2022-11-21 16:28:51,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:28:51,992 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 115.5) internal successors, (462), 4 states have internal predecessors, (462), 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 724 [2022-11-21 16:28:51,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:52,017 INFO L225 Difference]: With dead ends: 49531 [2022-11-21 16:28:52,017 INFO L226 Difference]: Without dead ends: 28214 [2022-11-21 16:28:52,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:28:52,029 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 515 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 1561 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:52,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [515 Valid, 155 Invalid, 1710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1561 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-21 16:28:52,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28214 states. [2022-11-21 16:28:52,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28214 to 26118. [2022-11-21 16:28:52,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26118 states, 26117 states have (on average 1.0387487077382547) internal successors, (27129), 26117 states have internal predecessors, (27129), 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) [2022-11-21 16:28:52,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26118 states to 26118 states and 27129 transitions. [2022-11-21 16:28:52,355 INFO L78 Accepts]: Start accepts. Automaton has 26118 states and 27129 transitions. Word has length 724 [2022-11-21 16:28:52,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:52,355 INFO L495 AbstractCegarLoop]: Abstraction has 26118 states and 27129 transitions. [2022-11-21 16:28:52,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 115.5) internal successors, (462), 4 states have internal predecessors, (462), 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) [2022-11-21 16:28:52,356 INFO L276 IsEmpty]: Start isEmpty. Operand 26118 states and 27129 transitions. [2022-11-21 16:28:52,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 807 [2022-11-21 16:28:52,366 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:52,367 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:52,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-21 16:28:52,367 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:52,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:52,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1061867557, now seen corresponding path program 1 times [2022-11-21 16:28:52,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:52,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650174453] [2022-11-21 16:28:52,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:52,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 488 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2022-11-21 16:28:52,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:52,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650174453] [2022-11-21 16:28:52,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650174453] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:52,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:52,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:52,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427018235] [2022-11-21 16:28:52,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:52,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:52,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:52,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:52,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:52,910 INFO L87 Difference]: Start difference. First operand 26118 states and 27129 transitions. Second operand has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 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) [2022-11-21 16:28:54,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:54,124 INFO L93 Difference]: Finished difference Result 42616 states and 44150 transitions. [2022-11-21 16:28:54,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:54,124 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 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 806 [2022-11-21 16:28:54,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:54,139 INFO L225 Difference]: With dead ends: 42616 [2022-11-21 16:28:54,139 INFO L226 Difference]: Without dead ends: 16799 [2022-11-21 16:28:54,147 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 [2022-11-21 16:28:54,148 INFO L413 NwaCegarLoop]: 385 mSDtfsCounter, 314 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:54,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 405 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-21 16:28:54,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16799 states. [2022-11-21 16:28:54,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16799 to 14104. [2022-11-21 16:28:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14104 states, 14103 states have (on average 1.0266609941147273) internal successors, (14479), 14103 states have internal predecessors, (14479), 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) [2022-11-21 16:28:54,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14104 states to 14104 states and 14479 transitions. [2022-11-21 16:28:54,338 INFO L78 Accepts]: Start accepts. Automaton has 14104 states and 14479 transitions. Word has length 806 [2022-11-21 16:28:54,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:54,338 INFO L495 AbstractCegarLoop]: Abstraction has 14104 states and 14479 transitions. [2022-11-21 16:28:54,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 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) [2022-11-21 16:28:54,339 INFO L276 IsEmpty]: Start isEmpty. Operand 14104 states and 14479 transitions. [2022-11-21 16:28:54,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 841 [2022-11-21 16:28:54,349 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:54,350 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-21 16:28:54,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-21 16:28:54,350 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:54,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:54,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1562953579, now seen corresponding path program 1 times [2022-11-21 16:28:54,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:54,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47752728] [2022-11-21 16:28:54,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:54,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:54,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1004 trivial. 0 not checked. [2022-11-21 16:28:54,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:54,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47752728] [2022-11-21 16:28:54,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47752728] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:54,960 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:54,961 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:54,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224347623] [2022-11-21 16:28:54,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:54,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:54,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:54,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:54,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:54,963 INFO L87 Difference]: Start difference. First operand 14104 states and 14479 transitions. Second operand has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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) [2022-11-21 16:28:56,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:56,342 INFO L93 Difference]: Finished difference Result 33308 states and 34224 transitions. [2022-11-21 16:28:56,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:56,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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 840 [2022-11-21 16:28:56,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:56,360 INFO L225 Difference]: With dead ends: 33308 [2022-11-21 16:28:56,360 INFO L226 Difference]: Without dead ends: 19206 [2022-11-21 16:28:56,368 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 [2022-11-21 16:28:56,368 INFO L413 NwaCegarLoop]: 389 mSDtfsCounter, 289 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 731 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:56,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 405 Invalid, 789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 731 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-21 16:28:56,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19206 states. [2022-11-21 16:28:56,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19206 to 17403. [2022-11-21 16:28:56,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17403 states, 17402 states have (on average 1.027295713136421) internal successors, (17877), 17402 states have internal predecessors, (17877), 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) [2022-11-21 16:28:56,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17403 states to 17403 states and 17877 transitions. [2022-11-21 16:28:56,652 INFO L78 Accepts]: Start accepts. Automaton has 17403 states and 17877 transitions. Word has length 840 [2022-11-21 16:28:56,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:56,653 INFO L495 AbstractCegarLoop]: Abstraction has 17403 states and 17877 transitions. [2022-11-21 16:28:56,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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) [2022-11-21 16:28:56,653 INFO L276 IsEmpty]: Start isEmpty. Operand 17403 states and 17877 transitions. [2022-11-21 16:28:56,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 889 [2022-11-21 16:28:56,669 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:56,669 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:56,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-21 16:28:56,670 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:56,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:56,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1746775367, now seen corresponding path program 1 times [2022-11-21 16:28:56,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:56,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517955006] [2022-11-21 16:28:56,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:56,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:28:57,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 717 proven. 0 refuted. 0 times theorem prover too weak. 751 trivial. 0 not checked. [2022-11-21 16:28:57,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:28:57,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517955006] [2022-11-21 16:28:57,961 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517955006] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:28:57,961 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:28:57,962 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:28:57,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56231141] [2022-11-21 16:28:57,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:28:57,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:28:57,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:28:57,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:28:57,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:57,964 INFO L87 Difference]: Start difference. First operand 17403 states and 17877 transitions. Second operand has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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) [2022-11-21 16:28:59,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:28:59,235 INFO L93 Difference]: Finished difference Result 34809 states and 35757 transitions. [2022-11-21 16:28:59,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:28:59,236 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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 888 [2022-11-21 16:28:59,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:28:59,253 INFO L225 Difference]: With dead ends: 34809 [2022-11-21 16:28:59,253 INFO L226 Difference]: Without dead ends: 17408 [2022-11-21 16:28:59,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:28:59,262 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 145 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:28:59,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 58 Invalid, 735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-21 16:28:59,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17408 states. [2022-11-21 16:28:59,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17408 to 17104. [2022-11-21 16:28:59,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17104 states, 17103 states have (on average 1.0258434192831667) internal successors, (17545), 17103 states have internal predecessors, (17545), 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) [2022-11-21 16:28:59,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17104 states to 17104 states and 17545 transitions. [2022-11-21 16:28:59,455 INFO L78 Accepts]: Start accepts. Automaton has 17104 states and 17545 transitions. Word has length 888 [2022-11-21 16:28:59,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:28:59,456 INFO L495 AbstractCegarLoop]: Abstraction has 17104 states and 17545 transitions. [2022-11-21 16:28:59,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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) [2022-11-21 16:28:59,456 INFO L276 IsEmpty]: Start isEmpty. Operand 17104 states and 17545 transitions. [2022-11-21 16:28:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 948 [2022-11-21 16:28:59,471 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:28:59,472 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:28:59,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-21 16:28:59,472 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:28:59,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:28:59,473 INFO L85 PathProgramCache]: Analyzing trace with hash -1776582564, now seen corresponding path program 1 times [2022-11-21 16:28:59,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:28:59,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309907738] [2022-11-21 16:28:59,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:28:59,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:28:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:29:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1549 backedges. 947 proven. 0 refuted. 0 times theorem prover too weak. 602 trivial. 0 not checked. [2022-11-21 16:29:00,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:29:00,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309907738] [2022-11-21 16:29:00,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309907738] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:29:00,519 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:29:00,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:29:00,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548030959] [2022-11-21 16:29:00,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:29:00,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:29:00,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:29:00,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:29:00,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:29:00,521 INFO L87 Difference]: Start difference. First operand 17104 states and 17545 transitions. Second operand has 4 states, 4 states have (on average 116.75) internal successors, (467), 4 states have internal predecessors, (467), 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) [2022-11-21 16:29:02,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:29:02,426 INFO L93 Difference]: Finished difference Result 21303 states and 21835 transitions. [2022-11-21 16:29:02,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:29:02,426 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 116.75) internal successors, (467), 4 states have internal predecessors, (467), 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 947 [2022-11-21 16:29:02,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:29:02,440 INFO L225 Difference]: With dead ends: 21303 [2022-11-21 16:29:02,440 INFO L226 Difference]: Without dead ends: 21301 [2022-11-21 16:29:02,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:29:02,445 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 474 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 1380 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 1443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-21 16:29:02,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 63 Invalid, 1443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1380 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-21 16:29:02,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21301 states. [2022-11-21 16:29:02,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21301 to 13804. [2022-11-21 16:29:02,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13804 states, 13803 states have (on average 1.026153734695356) internal successors, (14164), 13803 states have internal predecessors, (14164), 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) [2022-11-21 16:29:02,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13804 states to 13804 states and 14164 transitions. [2022-11-21 16:29:02,630 INFO L78 Accepts]: Start accepts. Automaton has 13804 states and 14164 transitions. Word has length 947 [2022-11-21 16:29:02,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:29:02,630 INFO L495 AbstractCegarLoop]: Abstraction has 13804 states and 14164 transitions. [2022-11-21 16:29:02,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 116.75) internal successors, (467), 4 states have internal predecessors, (467), 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) [2022-11-21 16:29:02,631 INFO L276 IsEmpty]: Start isEmpty. Operand 13804 states and 14164 transitions. [2022-11-21 16:29:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1034 [2022-11-21 16:29:02,645 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:29:02,646 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:29:02,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-21 16:29:02,646 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:29:02,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:29:02,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1310312419, now seen corresponding path program 1 times [2022-11-21 16:29:02,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:29:02,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137518629] [2022-11-21 16:29:02,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:29:02,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:29:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:29:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1876 backedges. 35 proven. 746 refuted. 0 times theorem prover too weak. 1095 trivial. 0 not checked. [2022-11-21 16:29:04,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:29:04,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137518629] [2022-11-21 16:29:04,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137518629] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:29:04,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [660075130] [2022-11-21 16:29:04,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:29:04,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:29:04,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:29:04,364 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:29:04,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-21 16:29:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:29:04,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:29:04,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:29:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1876 backedges. 35 proven. 746 refuted. 0 times theorem prover too weak. 1095 trivial. 0 not checked. [2022-11-21 16:29:09,980 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:29:12,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1876 backedges. 35 proven. 746 refuted. 0 times theorem prover too weak. 1095 trivial. 0 not checked. [2022-11-21 16:29:12,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [660075130] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:29:12,885 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:29:12,885 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2022-11-21 16:29:12,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627040737] [2022-11-21 16:29:12,886 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:29:12,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-21 16:29:12,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:29:12,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-21 16:29:12,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-21 16:29:12,891 INFO L87 Difference]: Start difference. First operand 13804 states and 14164 transitions. Second operand has 10 states, 10 states have (on average 111.3) internal successors, (1113), 9 states have internal predecessors, (1113), 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) [2022-11-21 16:29:19,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:29:19,055 INFO L93 Difference]: Finished difference Result 24302 states and 24898 transitions. [2022-11-21 16:29:19,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 16:29:19,055 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 111.3) internal successors, (1113), 9 states have internal predecessors, (1113), 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 1033 [2022-11-21 16:29:19,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:29:19,075 INFO L225 Difference]: With dead ends: 24302 [2022-11-21 16:29:19,075 INFO L226 Difference]: Without dead ends: 24300 [2022-11-21 16:29:19,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2074 GetRequests, 2060 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2022-11-21 16:29:19,081 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 2465 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 3358 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2465 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 3661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 303 IncrementalHoareTripleChecker+Valid, 3358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:29:19,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2465 Valid, 127 Invalid, 3661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 3358 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-11-21 16:29:19,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24300 states. [2022-11-21 16:29:19,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24300 to 13505. [2022-11-21 16:29:19,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13505 states, 13504 states have (on average 1.0265847156398105) internal successors, (13863), 13504 states have internal predecessors, (13863), 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) [2022-11-21 16:29:19,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13505 states to 13505 states and 13863 transitions. [2022-11-21 16:29:19,377 INFO L78 Accepts]: Start accepts. Automaton has 13505 states and 13863 transitions. Word has length 1033 [2022-11-21 16:29:19,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:29:19,378 INFO L495 AbstractCegarLoop]: Abstraction has 13505 states and 13863 transitions. [2022-11-21 16:29:19,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 111.3) internal successors, (1113), 9 states have internal predecessors, (1113), 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) [2022-11-21 16:29:19,378 INFO L276 IsEmpty]: Start isEmpty. Operand 13505 states and 13863 transitions. [2022-11-21 16:29:19,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1145 [2022-11-21 16:29:19,399 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:29:19,399 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:29:19,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-21 16:29:19,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-11-21 16:29:19,613 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:29:19,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:29:19,614 INFO L85 PathProgramCache]: Analyzing trace with hash 219577729, now seen corresponding path program 1 times [2022-11-21 16:29:19,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:29:19,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621499607] [2022-11-21 16:29:19,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:29:19,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:29:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:29:21,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2261 backedges. 1241 proven. 657 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2022-11-21 16:29:21,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:29:21,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621499607] [2022-11-21 16:29:21,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621499607] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:29:21,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1049073833] [2022-11-21 16:29:21,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:29:21,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:29:21,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:29:21,681 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:29:21,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-21 16:29:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:29:22,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 1355 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:29:22,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:29:22,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2261 backedges. 1510 proven. 0 refuted. 0 times theorem prover too weak. 751 trivial. 0 not checked. [2022-11-21 16:29:22,701 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:29:22,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1049073833] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:29:22,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:29:22,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-21 16:29:22,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329760617] [2022-11-21 16:29:22,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:29:22,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:29:22,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:29:22,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:29:22,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-21 16:29:22,705 INFO L87 Difference]: Start difference. First operand 13505 states and 13863 transitions. Second operand has 3 states, 3 states have (on average 241.0) internal successors, (723), 3 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) [2022-11-21 16:29:23,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:29:23,901 INFO L93 Difference]: Finished difference Result 25506 states and 26176 transitions. [2022-11-21 16:29:23,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:29:23,902 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 241.0) internal successors, (723), 3 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) Word has length 1144 [2022-11-21 16:29:23,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:29:23,912 INFO L225 Difference]: With dead ends: 25506 [2022-11-21 16:29:23,912 INFO L226 Difference]: Without dead ends: 12302 [2022-11-21 16:29:23,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1149 GetRequests, 1144 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-21 16:29:23,919 INFO L413 NwaCegarLoop]: 389 mSDtfsCounter, 23 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 679 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:29:23,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 405 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 679 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-21 16:29:23,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12302 states. [2022-11-21 16:29:24,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12302 to 11403. [2022-11-21 16:29:24,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11403 states, 11402 states have (on average 1.0169268549377302) internal successors, (11595), 11402 states have internal predecessors, (11595), 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) [2022-11-21 16:29:24,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11403 states to 11403 states and 11595 transitions. [2022-11-21 16:29:24,085 INFO L78 Accepts]: Start accepts. Automaton has 11403 states and 11595 transitions. Word has length 1144 [2022-11-21 16:29:24,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:29:24,086 INFO L495 AbstractCegarLoop]: Abstraction has 11403 states and 11595 transitions. [2022-11-21 16:29:24,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 241.0) internal successors, (723), 3 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) [2022-11-21 16:29:24,086 INFO L276 IsEmpty]: Start isEmpty. Operand 11403 states and 11595 transitions. [2022-11-21 16:29:24,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1155 [2022-11-21 16:29:24,105 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:29:24,106 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:29:24,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-21 16:29:24,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:29:24,315 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:29:24,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:29:24,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1370624023, now seen corresponding path program 1 times [2022-11-21 16:29:24,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:29:24,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993781135] [2022-11-21 16:29:24,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:29:24,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:29:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:29:26,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2251 backedges. 1394 proven. 152 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2022-11-21 16:29:26,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:29:26,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993781135] [2022-11-21 16:29:26,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993781135] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:29:26,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1562052326] [2022-11-21 16:29:26,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:29:26,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:29:26,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:29:26,625 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:29:26,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-21 16:29:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:29:27,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 1359 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:29:27,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:29:27,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2251 backedges. 876 proven. 0 refuted. 0 times theorem prover too weak. 1375 trivial. 0 not checked. [2022-11-21 16:29:27,403 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:29:27,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1562052326] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:29:27,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:29:27,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2022-11-21 16:29:27,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924391580] [2022-11-21 16:29:27,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:29:27,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:29:27,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:29:27,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:29:27,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-11-21 16:29:27,406 INFO L87 Difference]: Start difference. First operand 11403 states and 11595 transitions. Second operand has 5 states, 5 states have (on average 97.6) internal successors, (488), 5 states have internal predecessors, (488), 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) [2022-11-21 16:29:29,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:29:29,670 INFO L93 Difference]: Finished difference Result 18595 states and 18910 transitions. [2022-11-21 16:29:29,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:29:29,671 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 97.6) internal successors, (488), 5 states have internal predecessors, (488), 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 1154 [2022-11-21 16:29:29,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:29:29,672 INFO L225 Difference]: With dead ends: 18595 [2022-11-21 16:29:29,672 INFO L226 Difference]: Without dead ends: 0 [2022-11-21 16:29:29,676 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1161 GetRequests, 1152 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-11-21 16:29:29,676 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 776 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 1688 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 776 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 1776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:29:29,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [776 Valid, 76 Invalid, 1776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1688 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-21 16:29:29,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-21 16:29:29,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-21 16:29:29,677 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) [2022-11-21 16:29:29,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-21 16:29:29,677 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1154 [2022-11-21 16:29:29,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:29:29,678 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:29:29,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 97.6) internal successors, (488), 5 states have internal predecessors, (488), 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) [2022-11-21 16:29:29,678 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:29:29,678 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 16:29:29,680 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-21 16:29:29,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-21 16:29:29,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:29:29,885 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-21 16:29:57,671 WARN L233 SmtUtils]: Spent 27.78s on a formula simplification. DAG size of input: 680 DAG size of output: 651 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-21 16:30:26,135 WARN L233 SmtUtils]: Spent 28.46s on a formula simplification. DAG size of input: 693 DAG size of output: 656 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-21 16:30:54,807 WARN L233 SmtUtils]: Spent 28.67s on a formula simplification. DAG size of input: 693 DAG size of output: 656 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-21 16:31:02,288 WARN L233 SmtUtils]: Spent 7.47s on a formula simplification. DAG size of input: 651 DAG size of output: 175 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-21 16:31:09,503 WARN L233 SmtUtils]: Spent 7.21s on a formula simplification. DAG size of input: 656 DAG size of output: 175 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-21 16:31:16,662 WARN L233 SmtUtils]: Spent 7.15s on a formula simplification. DAG size of input: 656 DAG size of output: 175 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-21 16:31:16,672 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,672 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,672 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,672 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,672 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,672 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,672 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-11-21 16:31:16,672 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-11-21 16:31:16,673 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,673 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,673 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,673 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-21 16:31:16,673 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,673 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,673 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,673 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,673 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,673 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-21 16:31:16,674 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,674 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,674 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-11-21 16:31:16,674 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-11-21 16:31:16,674 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,674 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,675 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,675 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,675 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-21 16:31:16,675 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,675 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-11-21 16:31:16,675 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-11-21 16:31:16,676 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,676 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,676 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-11-21 16:31:16,676 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-11-21 16:31:16,676 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,677 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,677 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,677 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,677 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,677 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-21 16:31:16,677 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,677 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,677 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,677 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,678 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,678 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,678 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-21 16:31:16,678 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,678 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,678 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,678 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,678 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,678 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,678 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,679 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,680 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-11-21 16:31:16,680 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-11-21 16:31:16,680 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,680 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,680 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,680 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,681 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-21 16:31:16,681 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,681 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,681 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,681 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,681 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,682 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,682 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-11-21 16:31:16,682 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,682 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-11-21 16:31:16,682 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-11-21 16:31:16,682 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-11-21 16:31:16,683 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-21 16:31:16,683 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,683 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,683 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,683 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,683 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,684 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,684 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,684 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,684 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-21 16:31:16,684 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-21 16:31:16,685 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 128) no Hoare annotation was computed. [2022-11-21 16:31:16,685 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,685 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,685 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,685 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,685 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,686 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-21 16:31:16,686 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,686 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-11-21 16:31:16,686 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-11-21 16:31:16,686 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-11-21 16:31:16,687 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-11-21 16:31:16,687 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-11-21 16:31:16,687 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-11-21 16:31:16,687 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,687 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,687 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,688 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,688 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-11-21 16:31:16,688 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-11-21 16:31:16,688 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,688 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-21 16:31:16,688 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,689 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,689 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,689 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,689 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,689 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,689 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-21 16:31:16,690 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,690 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,690 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,690 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,690 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,690 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-11-21 16:31:16,691 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-11-21 16:31:16,691 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,691 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-21 16:31:16,691 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-11-21 16:31:16,691 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-11-21 16:31:16,692 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,692 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-11-21 16:31:16,692 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-11-21 16:31:16,692 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,692 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,692 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,693 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,693 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-21 16:31:16,693 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,693 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,693 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,693 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,694 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-11-21 16:31:16,694 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-11-21 16:31:16,694 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,694 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-21 16:31:16,694 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,694 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,695 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,695 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,695 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,695 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,695 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-21 16:31:16,696 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,696 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,696 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,696 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,696 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,696 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,697 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,697 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-21 16:31:16,697 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,697 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,697 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,697 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,698 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,698 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-21 16:31:16,698 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,698 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,698 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,698 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,699 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,699 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,699 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,699 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-21 16:31:16,699 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,699 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-11-21 16:31:16,700 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-11-21 16:31:16,700 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,700 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,700 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-21 16:31:16,700 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,700 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,701 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,701 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,701 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,701 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-21 16:31:16,701 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,701 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,702 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,702 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,702 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,702 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-21 16:31:16,702 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,703 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,703 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,703 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,703 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-21 16:31:16,703 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-21 16:31:16,703 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,704 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,704 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,704 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,704 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,704 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-11-21 16:31:16,704 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-11-21 16:31:16,705 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,705 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-21 16:31:16,705 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-21 16:31:16,705 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,705 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,705 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,706 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,706 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,706 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-11-21 16:31:16,706 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-11-21 16:31:16,706 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-11-21 16:31:16,706 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-11-21 16:31:16,707 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,707 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,707 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,707 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-21 16:31:16,707 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-21 16:31:16,707 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,708 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,708 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,708 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,708 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,708 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,709 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-11-21 16:31:16,709 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-11-21 16:31:16,709 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-21 16:31:16,709 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,709 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-21 16:31:16,709 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,710 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,710 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,710 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,710 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,710 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,710 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,711 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,711 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-21 16:31:16,711 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-21 16:31:16,711 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-11-21 16:31:16,711 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-11-21 16:31:16,711 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,712 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,712 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,712 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,713 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse22 (+ ~a4~0 86))) (let ((.cse10 (<= ~a29~0 43)) (.cse27 (<= (+ ~a0~0 3672) 0)) (.cse16 (< 0 .cse22)) (.cse21 (< 43 ~a29~0)) (.cse0 (<= (+ 42 ~a4~0) 0)) (.cse1 (<= (+ ~a0~0 147) 0)) (.cse9 (= ~a2~0 4))) (let ((.cse13 (or (and .cse0 .cse9 .cse27) (and .cse16 .cse21 .cse0 .cse1 .cse9))) (.cse5 (<= 0 (+ 600001 ~a0~0))) (.cse25 (<= 0 (+ ~a0~0 60))) (.cse3 (<= 0 (+ 585713 ~a0~0))) (.cse14 (<= 2 ~a29~0)) (.cse7 (<= (+ 89 ~a4~0) 0)) (.cse17 (<= ~a29~0 41)) (.cse12 (<= (+ ~a0~0 61) 0)) (.cse2 (= ~a2~0 1)) (.cse8 (< 0 (+ (div (+ 3459790 (* (div ~a0~0 5) 10)) (- 9)) 600165))) (.cse15 (<= 0 (+ 599998 ~a0~0))) (.cse20 (<= 5 ~a2~0)) (.cse6 (not .cse10)) (.cse26 (< 0 (+ 600165 ~a0~0))) (.cse11 (= 3 ~a2~0)) (.cse4 (= 2 ~a2~0)) (.cse18 (<= (+ 98 ~a0~0) 0)) (.cse19 (<= 0 (+ 146 ~a0~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse6) (and .cse4 .cse7 .cse8) (and .cse7 .cse9 .cse10 .cse8) (and (not .cse11) .cse7 .cse12) (and .cse7 .cse6 .cse11 .cse8) (and (exists ((aux_div_v_~a0~0_827_19 Int) (aux_div_aux_mod_v_~a0~0_827_19_30 Int)) (and (<= aux_div_aux_mod_v_~a0~0_827_19_30 0) (<= 0 aux_div_aux_mod_v_~a0~0_827_19_30) (<= (+ aux_div_v_~a0~0_827_19 9) 0) (<= (div (+ (* aux_div_v_~a0~0_827_19 10) 3459800 (* aux_div_aux_mod_v_~a0~0_827_19_30 10)) (- 9)) ~a0~0))) .cse13) (and .cse7 .cse1 .cse12) (and .cse14 .cse15 .cse13) (and (<= 0 (+ 97 ~a0~0)) .cse7 .cse12) (and .cse16 .cse17 .cse0 .cse18 .cse19 .cse20) (and .cse16 .cse21 .cse0 .cse18 .cse19 .cse20) (and .cse2 (<= .cse22 0) .cse12 (<= (+ ~a29~0 144) 0)) (and .cse16 .cse0 .cse4 .cse1 .cse5) (let ((.cse24 (+ 44 ~a0~0)) (.cse23 (+ ~a29~0 127))) (and (<= 0 .cse23) .cse7 .cse2 (<= 0 .cse24) (<= .cse24 0) (<= .cse23 0))) (and .cse16 .cse0 .cse18 .cse19 .cse2) (and .cse7 .cse25 .cse20 .cse6 .cse8) (and .cse26 .cse0 .cse11 .cse27 .cse10) (and .cse17 .cse7 .cse25 .cse11 .cse8) (and .cse17 .cse7 .cse25 .cse20 .cse8) (and .cse16 (<= (+ 104 ~a0~0) 0) .cse21 .cse0 .cse9 .cse3) (and .cse16 .cse0 .cse15 .cse1 .cse20) (and .cse14 .cse7 .cse12) (and .cse16 .cse0 (<= (+ ~a0~0 99) 0) .cse19 .cse11) (and .cse17 .cse0 .cse15 (or (and .cse2 .cse12) (and .cse16 .cse2)) .cse8) (and .cse0 .cse15 .cse1 .cse20 .cse6) (and .cse16 .cse26 .cse0 .cse1 .cse11) (and .cse16 .cse0 .cse4 .cse18 .cse19))))) [2022-11-21 16:31:16,713 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-21 16:31:16,714 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-21 16:31:16,714 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,714 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,714 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,714 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,715 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,715 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,715 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,715 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-11-21 16:31:16,715 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,715 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-11-21 16:31:16,716 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-11-21 16:31:16,716 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,716 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-11-21 16:31:16,716 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-11-21 16:31:16,716 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-21 16:31:16,716 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-21 16:31:16,717 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,717 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,717 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,717 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,717 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,717 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-21 16:31:16,718 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-21 16:31:16,718 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,718 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-11-21 16:31:16,718 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-11-21 16:31:16,718 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,718 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,719 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-21 16:31:16,719 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,719 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,719 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,719 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,720 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse25 (+ ~a4~0 86))) (let ((.cse10 (<= ~a29~0 43)) (.cse27 (<= (+ ~a0~0 3672) 0)) (.cse16 (< 0 .cse25)) (.cse21 (< 43 ~a29~0)) (.cse0 (<= (+ 42 ~a4~0) 0)) (.cse1 (<= (+ ~a0~0 147) 0)) (.cse9 (= ~a2~0 4))) (let ((.cse13 (or (and .cse0 .cse9 .cse27) (and .cse16 .cse21 .cse0 .cse1 .cse9))) (.cse5 (<= 0 (+ 600001 ~a0~0))) (.cse24 (<= 0 (+ ~a0~0 60))) (.cse3 (<= 0 (+ 585713 ~a0~0))) (.cse14 (<= 2 ~a29~0)) (.cse7 (<= (+ 89 ~a4~0) 0)) (.cse17 (<= ~a29~0 41)) (.cse12 (<= (+ ~a0~0 61) 0)) (.cse2 (= ~a2~0 1)) (.cse8 (< 0 (+ (div (+ 3459790 (* (div ~a0~0 5) 10)) (- 9)) 600165))) (.cse15 (<= 0 (+ 599998 ~a0~0))) (.cse20 (<= 5 ~a2~0)) (.cse6 (not .cse10)) (.cse26 (< 0 (+ 600165 ~a0~0))) (.cse11 (= 3 ~a2~0)) (.cse4 (= 2 ~a2~0)) (.cse18 (<= (+ 98 ~a0~0) 0)) (.cse19 (<= 0 (+ 146 ~a0~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse6) (and .cse4 .cse7 .cse8) (and .cse7 .cse9 .cse10 .cse8) (and (not .cse11) .cse7 .cse12) (and .cse7 .cse6 .cse11 .cse8) (and (exists ((aux_div_v_~a0~0_827_19 Int) (aux_div_aux_mod_v_~a0~0_827_19_30 Int)) (and (<= aux_div_aux_mod_v_~a0~0_827_19_30 0) (<= 0 aux_div_aux_mod_v_~a0~0_827_19_30) (<= (+ aux_div_v_~a0~0_827_19 9) 0) (<= (div (+ (* aux_div_v_~a0~0_827_19 10) 3459800 (* aux_div_aux_mod_v_~a0~0_827_19_30 10)) (- 9)) ~a0~0))) .cse13) (and .cse7 .cse1 .cse12) (and .cse14 .cse15 .cse13) (and (<= 0 (+ 97 ~a0~0)) .cse7 .cse12) (and .cse16 .cse17 .cse0 .cse18 .cse19 .cse20) (and .cse16 .cse21 .cse0 .cse18 .cse19 .cse20) (and .cse16 .cse0 .cse4 .cse1 .cse5) (let ((.cse23 (+ 44 ~a0~0)) (.cse22 (+ ~a29~0 127))) (and (<= 0 .cse22) .cse7 .cse2 (<= 0 .cse23) (<= .cse23 0) (<= .cse22 0))) (and .cse16 .cse0 .cse18 .cse19 .cse2) (and .cse7 .cse24 .cse20 .cse6 .cse8) (and .cse2 (<= .cse25 0) (<= (+ ~a29~0 144) 0)) (and .cse26 .cse0 .cse11 .cse27 .cse10) (and .cse17 .cse7 .cse24 .cse11 .cse8) (and .cse17 .cse7 .cse24 .cse20 .cse8) (and .cse16 (<= (+ 104 ~a0~0) 0) .cse21 .cse0 .cse9 .cse3) (and .cse16 .cse0 .cse15 .cse1 .cse20) (and .cse14 .cse7 .cse12) (and .cse16 .cse0 (<= (+ ~a0~0 99) 0) .cse19 .cse11) (and .cse17 .cse0 .cse15 (or (and .cse2 .cse12) (and .cse16 .cse2)) .cse8) (and .cse0 .cse15 .cse1 .cse20 .cse6) (and .cse16 .cse26 .cse0 .cse1 .cse11) (and .cse16 .cse0 .cse4 .cse18 .cse19))))) [2022-11-21 16:31:16,720 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,721 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-21 16:31:16,721 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-21 16:31:16,721 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,721 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,721 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,722 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,722 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,722 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,722 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-21 16:31:16,722 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-21 16:31:16,722 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,723 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,723 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-11-21 16:31:16,723 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,723 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,723 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,723 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,724 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,724 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,724 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-21 16:31:16,724 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-21 16:31:16,724 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,724 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,725 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,725 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,725 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,725 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,725 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-21 16:31:16,725 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,726 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-21 16:31:16,726 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,726 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,726 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,726 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,726 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,727 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,727 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,727 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-21 16:31:16,727 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-21 16:31:16,727 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,728 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,728 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,728 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,728 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,728 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,728 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,729 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-21 16:31:16,729 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-21 16:31:16,729 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,729 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,729 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,729 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,730 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,730 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,730 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,730 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-11-21 16:31:16,730 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-11-21 16:31:16,730 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,731 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-21 16:31:16,731 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-21 16:31:16,731 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,731 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,731 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,732 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,732 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,732 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,733 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse25 (+ ~a4~0 86))) (let ((.cse10 (<= ~a29~0 43)) (.cse27 (<= (+ ~a0~0 3672) 0)) (.cse16 (< 0 .cse25)) (.cse21 (< 43 ~a29~0)) (.cse0 (<= (+ 42 ~a4~0) 0)) (.cse1 (<= (+ ~a0~0 147) 0)) (.cse9 (= ~a2~0 4))) (let ((.cse13 (or (and .cse0 .cse9 .cse27) (and .cse16 .cse21 .cse0 .cse1 .cse9))) (.cse5 (<= 0 (+ 600001 ~a0~0))) (.cse24 (<= 0 (+ ~a0~0 60))) (.cse3 (<= 0 (+ 585713 ~a0~0))) (.cse14 (<= 2 ~a29~0)) (.cse7 (<= (+ 89 ~a4~0) 0)) (.cse17 (<= ~a29~0 41)) (.cse12 (<= (+ ~a0~0 61) 0)) (.cse2 (= ~a2~0 1)) (.cse8 (< 0 (+ (div (+ 3459790 (* (div ~a0~0 5) 10)) (- 9)) 600165))) (.cse15 (<= 0 (+ 599998 ~a0~0))) (.cse20 (<= 5 ~a2~0)) (.cse6 (not .cse10)) (.cse26 (< 0 (+ 600165 ~a0~0))) (.cse11 (= 3 ~a2~0)) (.cse4 (= 2 ~a2~0)) (.cse18 (<= (+ 98 ~a0~0) 0)) (.cse19 (<= 0 (+ 146 ~a0~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse6) (and .cse4 .cse7 .cse8) (and .cse7 .cse9 .cse10 .cse8) (and (not .cse11) .cse7 .cse12) (and .cse7 .cse6 .cse11 .cse8) (and (exists ((aux_div_v_~a0~0_827_19 Int) (aux_div_aux_mod_v_~a0~0_827_19_30 Int)) (and (<= aux_div_aux_mod_v_~a0~0_827_19_30 0) (<= 0 aux_div_aux_mod_v_~a0~0_827_19_30) (<= (+ aux_div_v_~a0~0_827_19 9) 0) (<= (div (+ (* aux_div_v_~a0~0_827_19 10) 3459800 (* aux_div_aux_mod_v_~a0~0_827_19_30 10)) (- 9)) ~a0~0))) .cse13) (and .cse7 .cse1 .cse12) (and .cse14 .cse15 .cse13) (and (<= 0 (+ 97 ~a0~0)) .cse7 .cse12) (and .cse16 .cse17 .cse0 .cse18 .cse19 .cse20) (and .cse16 .cse21 .cse0 .cse18 .cse19 .cse20) (and .cse16 .cse0 .cse4 .cse1 .cse5) (let ((.cse23 (+ 44 ~a0~0)) (.cse22 (+ ~a29~0 127))) (and (<= 0 .cse22) .cse7 .cse2 (<= 0 .cse23) (<= .cse23 0) (<= .cse22 0))) (and .cse16 .cse0 .cse18 .cse19 .cse2) (and .cse7 .cse24 .cse20 .cse6 .cse8) (and .cse2 (<= .cse25 0) (<= (+ ~a29~0 144) 0)) (and .cse26 .cse0 .cse11 .cse27 .cse10) (and .cse17 .cse7 .cse24 .cse11 .cse8) (and .cse17 .cse7 .cse24 .cse20 .cse8) (and .cse16 (<= (+ 104 ~a0~0) 0) .cse21 .cse0 .cse9 .cse3) (and .cse16 .cse0 .cse15 .cse1 .cse20) (and .cse14 .cse7 .cse12) (and .cse16 .cse0 (<= (+ ~a0~0 99) 0) .cse19 .cse11) (and .cse17 .cse0 .cse15 (or (and .cse2 .cse12) (and .cse16 .cse2)) .cse8) (and .cse0 .cse15 .cse1 .cse20 .cse6) (and .cse16 .cse26 .cse0 .cse1 .cse11) (and .cse16 .cse0 .cse4 .cse18 .cse19))))) [2022-11-21 16:31:16,733 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-21 16:31:16,733 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-21 16:31:16,733 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,733 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,734 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,734 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,734 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,734 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,734 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,734 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,735 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-21 16:31:16,735 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-21 16:31:16,735 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,735 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-11-21 16:31:16,735 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-11-21 16:31:16,735 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,736 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,736 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,736 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,736 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,736 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,737 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-21 16:31:16,737 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-21 16:31:16,737 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,737 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,737 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,737 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,738 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-11-21 16:31:16,738 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-11-21 16:31:16,738 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-11-21 16:31:16,738 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,738 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-11-21 16:31:16,738 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-21 16:31:16,739 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,739 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,739 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,739 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,739 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,739 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,740 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,740 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-21 16:31:16,740 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,740 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,740 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,740 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,741 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-21 16:31:16,741 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,741 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,741 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-11-21 16:31:16,741 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,741 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,742 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,742 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,742 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,742 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,742 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,742 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-11-21 16:31:16,742 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-11-21 16:31:16,743 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,743 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-21 16:31:16,743 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,743 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:31:16,743 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,743 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-21 16:31:16,743 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-11-21 16:31:16,747 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:31:16,750 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:31:16,765 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,766 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,766 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,767 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,767 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,779 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,779 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,780 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,780 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,781 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,787 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,787 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,787 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,788 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,788 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,792 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,793 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,793 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,793 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,794 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,798 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,798 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,798 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,799 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,799 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,807 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,810 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,814 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,815 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:16,815 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:16,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:31:16 BoogieIcfgContainer [2022-11-21 16:31:16,820 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:31:16,827 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:31:16,827 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:31:16,828 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:31:16,828 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:27:24" (3/4) ... [2022-11-21 16:31:16,832 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 16:31:16,878 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-21 16:31:16,881 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-21 16:31:16,884 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 16:31:16,886 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 16:31:16,924 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 1) && 0 <= 585713 + a0) || (((2 == a2 && a0 + 147 <= 0) && 0 <= 600001 + a0) && !(a29 <= 43))) || ((2 == a2 && 89 + a4 <= 0) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((89 + a4 <= 0 && a2 == 4) && a29 <= 43) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((!(3 == a2) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((\exists aux_div_v_~a0~0_827_19 : int, aux_div_aux_mod_v_~a0~0_827_19_30 : int :: ((aux_div_aux_mod_v_~a0~0_827_19_30 <= 0 && 0 <= aux_div_aux_mod_v_~a0~0_827_19_30) && aux_div_v_~a0~0_827_19 + 9 <= 0) && (aux_div_v_~a0~0_827_19 * 10 + 3459800 + aux_div_aux_mod_v_~a0~0_827_19_30 * 10) / -9 <= a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((89 + a4 <= 0 && a0 + 147 <= 0) && a0 + 61 <= 0)) || ((2 <= a29 && 0 <= 599998 + a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((0 <= 97 + a0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= 600001 + a0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && 44 + a0 <= 0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1)) || ((((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) && !(a29 <= 43)) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((0 < 600165 + a0 && 42 + a4 <= 0) && 3 == a2) && a0 + 3672 <= 0) && a29 <= 43)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 5 <= a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && a2 == 4) && 0 <= 585713 + a0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2)) || ((2 <= a29 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((a29 <= 41 && 42 + a4 <= 0) && 0 <= 599998 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((42 + a4 <= 0 && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((((0 < a4 + 86 && 0 < 600165 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 146 + a0) [2022-11-21 16:31:16,931 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 1) && 0 <= 585713 + a0) || (((2 == a2 && a0 + 147 <= 0) && 0 <= 600001 + a0) && !(a29 <= 43))) || ((2 == a2 && 89 + a4 <= 0) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((89 + a4 <= 0 && a2 == 4) && a29 <= 43) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((!(3 == a2) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((\exists aux_div_v_~a0~0_827_19 : int, aux_div_aux_mod_v_~a0~0_827_19_30 : int :: ((aux_div_aux_mod_v_~a0~0_827_19_30 <= 0 && 0 <= aux_div_aux_mod_v_~a0~0_827_19_30) && aux_div_v_~a0~0_827_19 + 9 <= 0) && (aux_div_v_~a0~0_827_19 * 10 + 3459800 + aux_div_aux_mod_v_~a0~0_827_19_30 * 10) / -9 <= a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((89 + a4 <= 0 && a0 + 147 <= 0) && a0 + 61 <= 0)) || ((2 <= a29 && 0 <= 599998 + a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((0 <= 97 + a0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= 600001 + a0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && 44 + a0 <= 0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1)) || ((((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) && !(a29 <= 43)) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((0 < 600165 + a0 && 42 + a4 <= 0) && 3 == a2) && a0 + 3672 <= 0) && a29 <= 43)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 5 <= a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && a2 == 4) && 0 <= 585713 + a0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2)) || ((2 <= a29 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((a29 <= 41 && 42 + a4 <= 0) && 0 <= 599998 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((42 + a4 <= 0 && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((((0 < a4 + 86 && 0 < 600165 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 146 + a0) [2022-11-21 16:31:16,948 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 1) && 0 <= 585713 + a0) || (((2 == a2 && a0 + 147 <= 0) && 0 <= 600001 + a0) && !(a29 <= 43))) || ((2 == a2 && 89 + a4 <= 0) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((89 + a4 <= 0 && a2 == 4) && a29 <= 43) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((!(3 == a2) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((\exists aux_div_v_~a0~0_827_19 : int, aux_div_aux_mod_v_~a0~0_827_19_30 : int :: ((aux_div_aux_mod_v_~a0~0_827_19_30 <= 0 && 0 <= aux_div_aux_mod_v_~a0~0_827_19_30) && aux_div_v_~a0~0_827_19 + 9 <= 0) && (aux_div_v_~a0~0_827_19 * 10 + 3459800 + aux_div_aux_mod_v_~a0~0_827_19_30 * 10) / -9 <= a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((89 + a4 <= 0 && a0 + 147 <= 0) && a0 + 61 <= 0)) || ((2 <= a29 && 0 <= 599998 + a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((0 <= 97 + a0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= 600001 + a0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && 44 + a0 <= 0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1)) || ((((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) && !(a29 <= 43)) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((0 < 600165 + a0 && 42 + a4 <= 0) && 3 == a2) && a0 + 3672 <= 0) && a29 <= 43)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 5 <= a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && a2 == 4) && 0 <= 585713 + a0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2)) || ((2 <= a29 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((a29 <= 41 && 42 + a4 <= 0) && 0 <= 599998 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((42 + a4 <= 0 && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((((0 < a4 + 86 && 0 < 600165 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 146 + a0) [2022-11-21 16:31:17,104 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 16:31:17,104 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:31:17,105 INFO L158 Benchmark]: Toolchain (without parser) took 239002.59ms. Allocated memory was 140.5MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 90.5MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 456.6MB. Max. memory is 16.1GB. [2022-11-21 16:31:17,106 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory was 116.6MB in the beginning and 116.6MB in the end (delta: 32.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:31:17,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1511.84ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 90.2MB in the beginning and 100.4MB in the end (delta: -10.2MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2022-11-21 16:31:17,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 288.62ms. Allocated memory is still 184.5MB. Free memory was 100.4MB in the beginning and 122.3MB in the end (delta: -21.8MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2022-11-21 16:31:17,113 INFO L158 Benchmark]: Boogie Preprocessor took 381.50ms. Allocated memory is still 184.5MB. Free memory was 122.3MB in the beginning and 112.8MB in the end (delta: 9.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-11-21 16:31:17,118 INFO L158 Benchmark]: RCFGBuilder took 3888.83ms. Allocated memory was 184.5MB in the beginning and 306.2MB in the end (delta: 121.6MB). Free memory was 112.0MB in the beginning and 221.0MB in the end (delta: -109.0MB). Peak memory consumption was 107.8MB. Max. memory is 16.1GB. [2022-11-21 16:31:17,119 INFO L158 Benchmark]: TraceAbstraction took 232644.66ms. Allocated memory was 306.2MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 221.0MB in the beginning and 1.1GB in the end (delta: -912.1MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-21 16:31:17,123 INFO L158 Benchmark]: Witness Printer took 277.42ms. Allocated memory is still 1.6GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-21 16:31:17,124 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory was 116.6MB in the beginning and 116.6MB in the end (delta: 32.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1511.84ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 90.2MB in the beginning and 100.4MB in the end (delta: -10.2MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 288.62ms. Allocated memory is still 184.5MB. Free memory was 100.4MB in the beginning and 122.3MB in the end (delta: -21.8MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 381.50ms. Allocated memory is still 184.5MB. Free memory was 122.3MB in the beginning and 112.8MB in the end (delta: 9.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3888.83ms. Allocated memory was 184.5MB in the beginning and 306.2MB in the end (delta: 121.6MB). Free memory was 112.0MB in the beginning and 221.0MB in the end (delta: -109.0MB). Peak memory consumption was 107.8MB. Max. memory is 16.1GB. * TraceAbstraction took 232644.66ms. Allocated memory was 306.2MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 221.0MB in the beginning and 1.1GB in the end (delta: -912.1MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 277.42ms. Allocated memory is still 1.6GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] * 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: 128]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 232.5s, OverallIterations: 31, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 78.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 106.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15384 SdHoareTripleChecker+Valid, 71.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15384 mSDsluCounter, 10583 SdHoareTripleChecker+Invalid, 62.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1280 mSDsCounter, 5209 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37529 IncrementalHoareTripleChecker+Invalid, 42738 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5209 mSolverCounterUnsat, 9303 mSDtfsCounter, 37529 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6572 GetRequests, 6490 SyntacticMatches, 1 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26118occurred in iteration=24, InterpolantAutomatonStates: 118, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.6s AutomataMinimizationTime, 31 MinimizatonAttempts, 63072 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 277 NumberOfFragments, 2199 HoareAnnotationTreeSize, 4 FomulaSimplifications, 384210 FormulaSimplificationTreeSizeReduction, 84.9s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1125607 FormulaSimplificationTreeSizeReductionInter, 21.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 31.7s InterpolantComputationTime, 22653 NumberOfCodeBlocks, 22653 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 24227 ConstructedInterpolants, 187 QuantifiedInterpolants, 83467 SizeOfPredicates, 6 NumberOfNonLiveVariables, 5826 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 39 InterpolantComputations, 29 PerfectInterpolantSequences, 29359/32702 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant [2022-11-21 16:31:17,141 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,141 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,142 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,142 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,142 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,145 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,146 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 1) && 0 <= 585713 + a0) || (((2 == a2 && a0 + 147 <= 0) && 0 <= 600001 + a0) && !(a29 <= 43))) || ((2 == a2 && 89 + a4 <= 0) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((89 + a4 <= 0 && a2 == 4) && a29 <= 43) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((!(3 == a2) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((\exists aux_div_v_~a0~0_827_19 : int, aux_div_aux_mod_v_~a0~0_827_19_30 : int :: ((aux_div_aux_mod_v_~a0~0_827_19_30 <= 0 && 0 <= aux_div_aux_mod_v_~a0~0_827_19_30) && aux_div_v_~a0~0_827_19 + 9 <= 0) && (aux_div_v_~a0~0_827_19 * 10 + 3459800 + aux_div_aux_mod_v_~a0~0_827_19_30 * 10) / -9 <= a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((89 + a4 <= 0 && a0 + 147 <= 0) && a0 + 61 <= 0)) || ((2 <= a29 && 0 <= 599998 + a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((0 <= 97 + a0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= 600001 + a0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && 44 + a0 <= 0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1)) || ((((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) && !(a29 <= 43)) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((0 < 600165 + a0 && 42 + a4 <= 0) && 3 == a2) && a0 + 3672 <= 0) && a29 <= 43)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 5 <= a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && a2 == 4) && 0 <= 585713 + a0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2)) || ((2 <= a29 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((a29 <= 41 && 42 + a4 <= 0) && 0 <= 599998 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((42 + a4 <= 0 && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((((0 < a4 + 86 && 0 < 600165 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 146 + a0) - InvariantResult [Line: 1776]: Loop Invariant [2022-11-21 16:31:17,149 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,150 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,150 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,150 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,151 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,153 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,154 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,154 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,154 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,155 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 1) && 0 <= 585713 + a0) || (((2 == a2 && a0 + 147 <= 0) && 0 <= 600001 + a0) && !(a29 <= 43))) || ((2 == a2 && 89 + a4 <= 0) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((89 + a4 <= 0 && a2 == 4) && a29 <= 43) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((!(3 == a2) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((\exists aux_div_v_~a0~0_827_19 : int, aux_div_aux_mod_v_~a0~0_827_19_30 : int :: ((aux_div_aux_mod_v_~a0~0_827_19_30 <= 0 && 0 <= aux_div_aux_mod_v_~a0~0_827_19_30) && aux_div_v_~a0~0_827_19 + 9 <= 0) && (aux_div_v_~a0~0_827_19 * 10 + 3459800 + aux_div_aux_mod_v_~a0~0_827_19_30 * 10) / -9 <= a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((89 + a4 <= 0 && a0 + 147 <= 0) && a0 + 61 <= 0)) || ((2 <= a29 && 0 <= 599998 + a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((0 <= 97 + a0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= 600001 + a0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && 44 + a0 <= 0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1)) || ((((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) && !(a29 <= 43)) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((0 < 600165 + a0 && 42 + a4 <= 0) && 3 == a2) && a0 + 3672 <= 0) && a29 <= 43)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 5 <= a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && a2 == 4) && 0 <= 585713 + a0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2)) || ((2 <= a29 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((a29 <= 41 && 42 + a4 <= 0) && 0 <= 599998 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((42 + a4 <= 0 && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((((0 < a4 + 86 && 0 < 600165 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 146 + a0) - InvariantResult [Line: 33]: Loop Invariant [2022-11-21 16:31:17,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,158 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,159 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,161 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,162 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] [2022-11-21 16:31:17,162 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,162 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_v_~a0~0_827_19,QUANTIFIED] [2022-11-21 16:31:17,163 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[aux_div_aux_mod_v_~a0~0_827_19_30,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 1) && 0 <= 585713 + a0) || (((2 == a2 && a0 + 147 <= 0) && 0 <= 600001 + a0) && !(a29 <= 43))) || ((2 == a2 && 89 + a4 <= 0) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((89 + a4 <= 0 && a2 == 4) && a29 <= 43) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((!(3 == a2) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((\exists aux_div_v_~a0~0_827_19 : int, aux_div_aux_mod_v_~a0~0_827_19_30 : int :: ((aux_div_aux_mod_v_~a0~0_827_19_30 <= 0 && 0 <= aux_div_aux_mod_v_~a0~0_827_19_30) && aux_div_v_~a0~0_827_19 + 9 <= 0) && (aux_div_v_~a0~0_827_19 * 10 + 3459800 + aux_div_aux_mod_v_~a0~0_827_19_30 * 10) / -9 <= a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((89 + a4 <= 0 && a0 + 147 <= 0) && a0 + 61 <= 0)) || ((2 <= a29 && 0 <= 599998 + a0) && (((42 + a4 <= 0 && a2 == 4) && a0 + 3672 <= 0) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)))) || ((0 <= 97 + a0 && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 <= 600001 + a0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && 44 + a0 <= 0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1)) || ((((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) && !(a29 <= 43)) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((0 < 600165 + a0 && 42 + a4 <= 0) && 3 == a2) && a0 + 3672 <= 0) && a29 <= 43)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 3 == a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((a29 <= 41 && 89 + a4 <= 0) && 0 <= a0 + 60) && 5 <= a2) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && a2 == 4) && 0 <= 585713 + a0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2)) || ((2 <= a29 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((a29 <= 41 && 42 + a4 <= 0) && 0 <= 599998 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 < (3459790 + a0 / 5 * 10) / -9 + 600165)) || ((((42 + a4 <= 0 && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((((0 < a4 + 86 && 0 < 600165 + a0) && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 146 + a0) RESULT: Ultimate proved your program to be correct! [2022-11-21 16:31:17,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae92a86-5904-4f60-af3a-1b8c777f8938/bin/uautomizer-vX5HgA9Q3a/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