./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6090139f17d215360e170ecc95bb73008b0f6956bdca2966cee2f9efad851e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:18:06,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:18:06,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:18:06,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:18:06,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:18:06,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:18:06,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:18:06,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:18:06,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:18:06,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:18:06,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:18:06,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:18:06,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:18:06,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:18:06,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:18:06,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:18:06,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:18:06,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:18:06,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:18:06,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:18:06,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:18:06,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:18:06,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:18:06,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:18:06,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:18:06,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:18:06,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:18:06,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:18:06,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:18:06,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:18:06,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:18:06,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:18:06,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:18:06,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:18:06,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:18:06,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:18:06,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:18:06,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:18:06,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:18:06,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:18:06,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:18:06,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 11:18:06,668 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:18:06,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:18:06,670 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:18:06,670 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:18:06,672 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:18:06,673 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:18:06,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:18:06,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:18:06,674 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:18:06,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:18:06,676 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:18:06,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:18:06,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:18:06,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:18:06,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:18:06,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:18:06,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:18:06,679 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:18:06,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:18:06,679 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:18:06,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:18:06,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:18:06,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:18:06,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:18:06,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:18:06,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:18:06,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:18:06,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:18:06,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:18:06,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:18:06,685 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:18:06,686 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:18:06,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:18:06,686 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_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6090139f17d215360e170ecc95bb73008b0f6956bdca2966cee2f9efad851e4 [2022-11-16 11:18:07,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:18:07,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:18:07,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:18:07,058 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:18:07,059 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:18:07,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2022-11-16 11:18:07,133 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/data/8d4ce52d5/bb960664bf4a4805ba1d0f49cd065b2e/FLAG493bb7ed4 [2022-11-16 11:18:07,921 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:18:07,922 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2022-11-16 11:18:07,948 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/data/8d4ce52d5/bb960664bf4a4805ba1d0f49cd065b2e/FLAG493bb7ed4 [2022-11-16 11:18:08,005 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/data/8d4ce52d5/bb960664bf4a4805ba1d0f49cd065b2e [2022-11-16 11:18:08,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:18:08,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:18:08,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:18:08,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:18:08,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:18:08,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:18:08" (1/1) ... [2022-11-16 11:18:08,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f8ba615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:08, skipping insertion in model container [2022-11-16 11:18:08,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:18:08" (1/1) ... [2022-11-16 11:18:08,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:18:08,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:18:08,500 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/sv-benchmarks/c/eca-rers2012/Problem15_label01.c[5470,5483] [2022-11-16 11:18:09,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:18:09,131 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:18:09,194 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/sv-benchmarks/c/eca-rers2012/Problem15_label01.c[5470,5483] [2022-11-16 11:18:09,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:18:09,564 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:18:09,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09 WrapperNode [2022-11-16 11:18:09,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:18:09,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:18:09,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:18:09,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:18:09,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:09,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:09,893 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-11-16 11:18:09,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:18:09,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:18:09,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:18:09,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:18:09,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:09,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:10,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:10,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:10,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:10,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:10,167 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:10,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:10,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:18:10,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:18:10,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:18:10,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:18:10,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (1/1) ... [2022-11-16 11:18:10,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:18:10,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:18:10,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:18:10,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:18:10,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:18:10,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 11:18:10,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:18:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:18:10,448 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:18:10,450 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:18:14,699 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:18:14,712 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:18:14,713 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 11:18:14,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:18:14 BoogieIcfgContainer [2022-11-16 11:18:14,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:18:14,720 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:18:14,721 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:18:14,727 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:18:14,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:18:08" (1/3) ... [2022-11-16 11:18:14,729 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f69269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:18:14, skipping insertion in model container [2022-11-16 11:18:14,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:18:09" (2/3) ... [2022-11-16 11:18:14,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f69269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:18:14, skipping insertion in model container [2022-11-16 11:18:14,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:18:14" (3/3) ... [2022-11-16 11:18:14,732 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label01.c [2022-11-16 11:18:14,760 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:18:14,761 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 11:18:14,884 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 11:18:14,893 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;@700b26dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 11:18:14,893 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 11:18:14,904 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) [2022-11-16 11:18:14,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-16 11:18:14,920 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:18:14,921 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:18:14,922 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:18:14,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:18:14,931 INFO L85 PathProgramCache]: Analyzing trace with hash 626000386, now seen corresponding path program 1 times [2022-11-16 11:18:14,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:18:14,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63469089] [2022-11-16 11:18:14,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:18:14,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:18:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:18:15,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:18:15,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:18:15,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63469089] [2022-11-16 11:18:15,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63469089] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:18:15,496 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:18:15,496 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 11:18:15,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498670978] [2022-11-16 11:18:15,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:18:15,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:18:15,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:18:15,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:18:15,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:15,560 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 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:19,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:18:19,060 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2022-11-16 11:18:19,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:18:19,063 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 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 44 [2022-11-16 11:18:19,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:18:19,083 INFO L225 Difference]: With dead ends: 1154 [2022-11-16 11:18:19,083 INFO L226 Difference]: Without dead ends: 665 [2022-11-16 11:18:19,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:19,093 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 277 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 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, 3.3s IncrementalHoareTripleChecker+Time [2022-11-16 11:18:19,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 383 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-11-16 11:18:19,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2022-11-16 11:18:19,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2022-11-16 11:18:19,179 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) [2022-11-16 11:18:19,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2022-11-16 11:18:19,184 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 44 [2022-11-16 11:18:19,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:18:19,185 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2022-11-16 11:18:19,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:19,186 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2022-11-16 11:18:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-16 11:18:19,189 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:18:19,190 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:18:19,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 11:18:19,191 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:18:19,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:18:19,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1760666973, now seen corresponding path program 1 times [2022-11-16 11:18:19,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:18:19,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949430932] [2022-11-16 11:18:19,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:18:19,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:18:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:18:19,596 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:18:19,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:18:19,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949430932] [2022-11-16 11:18:19,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949430932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:18:19,597 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:18:19,597 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 11:18:19,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578015606] [2022-11-16 11:18:19,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:18:19,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:18:19,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:18:19,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:18:19,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:19,601 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:22,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:18:22,260 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2022-11-16 11:18:22,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:18:22,263 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2022-11-16 11:18:22,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:18:22,268 INFO L225 Difference]: With dead ends: 1624 [2022-11-16 11:18:22,268 INFO L226 Difference]: Without dead ends: 963 [2022-11-16 11:18:22,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:22,272 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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, 2.6s IncrementalHoareTripleChecker+Time [2022-11-16 11:18:22,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 337 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-16 11:18:22,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2022-11-16 11:18:22,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2022-11-16 11:18:22,310 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) [2022-11-16 11:18:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2022-11-16 11:18:22,314 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 109 [2022-11-16 11:18:22,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:18:22,314 INFO L495 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2022-11-16 11:18:22,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:22,315 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2022-11-16 11:18:22,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-16 11:18:22,318 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:18:22,318 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:18:22,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 11:18:22,319 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:18:22,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:18:22,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1367533996, now seen corresponding path program 1 times [2022-11-16 11:18:22,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:18:22,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505646663] [2022-11-16 11:18:22,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:18:22,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:18:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:18:22,741 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:18:22,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:18:22,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505646663] [2022-11-16 11:18:22,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505646663] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:18:22,743 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:18:22,743 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 11:18:22,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892221533] [2022-11-16 11:18:22,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:18:22,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 11:18:22,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:18:22,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 11:18:22,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:18:22,747 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 5 states, 5 states have (on average 22.8) internal successors, (114), 4 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:26,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:18:26,300 INFO L93 Difference]: Finished difference Result 2244 states and 3201 transitions. [2022-11-16 11:18:26,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 11:18:26,303 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 4 states have internal predecessors, (114), 0 states have call successors, (0), 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 114 [2022-11-16 11:18:26,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:18:26,313 INFO L225 Difference]: With dead ends: 2244 [2022-11-16 11:18:26,314 INFO L226 Difference]: Without dead ends: 1582 [2022-11-16 11:18:26,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:18:26,328 INFO L413 NwaCegarLoop]: 267 mSDtfsCounter, 363 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 1662 mSolverCounterSat, 482 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 2144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 482 IncrementalHoareTripleChecker+Valid, 1662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-16 11:18:26,330 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 362 Invalid, 2144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [482 Valid, 1662 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-11-16 11:18:26,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2022-11-16 11:18:26,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1266. [2022-11-16 11:18:26,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3051383399209486) internal successors, (1651), 1265 states have internal predecessors, (1651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1651 transitions. [2022-11-16 11:18:26,382 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1651 transitions. Word has length 114 [2022-11-16 11:18:26,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:18:26,384 INFO L495 AbstractCegarLoop]: Abstraction has 1266 states and 1651 transitions. [2022-11-16 11:18:26,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 4 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1651 transitions. [2022-11-16 11:18:26,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-16 11:18:26,400 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:18:26,401 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:18:26,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 11:18:26,402 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:18:26,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:18:26,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1300079150, now seen corresponding path program 1 times [2022-11-16 11:18:26,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:18:26,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514164197] [2022-11-16 11:18:26,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:18:26,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:18:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:18:26,703 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:18:26,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:18:26,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514164197] [2022-11-16 11:18:26,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514164197] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:18:26,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:18:26,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:18:26,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686861899] [2022-11-16 11:18:26,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:18:26,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 11:18:26,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:18:26,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 11:18:26,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-16 11:18:26,711 INFO L87 Difference]: Start difference. First operand 1266 states and 1651 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:31,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:18:31,747 INFO L93 Difference]: Finished difference Result 4668 states and 6173 transitions. [2022-11-16 11:18:31,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 11:18:31,748 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-11-16 11:18:31,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:18:31,762 INFO L225 Difference]: With dead ends: 4668 [2022-11-16 11:18:31,763 INFO L226 Difference]: Without dead ends: 3404 [2022-11-16 11:18:31,765 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 [2022-11-16 11:18:31,767 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 521 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1953 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 2238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 1953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-11-16 11:18:31,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [521 Valid, 346 Invalid, 2238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 1953 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-11-16 11:18:31,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3404 states. [2022-11-16 11:18:31,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3404 to 3381. [2022-11-16 11:18:31,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2366863905325445) internal successors, (4180), 3380 states have internal predecessors, (4180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:31,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4180 transitions. [2022-11-16 11:18:31,860 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4180 transitions. Word has length 135 [2022-11-16 11:18:31,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:18:31,860 INFO L495 AbstractCegarLoop]: Abstraction has 3381 states and 4180 transitions. [2022-11-16 11:18:31,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:31,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4180 transitions. [2022-11-16 11:18:31,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-11-16 11:18:31,865 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:18:31,866 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2022-11-16 11:18:31,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 11:18:31,866 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:18:31,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:18:31,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1749227933, now seen corresponding path program 1 times [2022-11-16 11:18:31,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:18:31,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411545044] [2022-11-16 11:18:31,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:18:31,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:18:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:18:32,256 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-16 11:18:32,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:18:32,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411545044] [2022-11-16 11:18:32,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411545044] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:18:32,258 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:18:32,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 11:18:32,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768882599] [2022-11-16 11:18:32,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:18:32,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:18:32,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:18:32,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:18:32,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:32,261 INFO L87 Difference]: Start difference. First operand 3381 states and 4180 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 2 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:34,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:18:34,871 INFO L93 Difference]: Finished difference Result 8563 states and 10754 transitions. [2022-11-16 11:18:34,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:18:34,872 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 2 states have internal predecessors, (137), 0 states have call successors, (0), 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 [2022-11-16 11:18:34,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:18:34,893 INFO L225 Difference]: With dead ends: 8563 [2022-11-16 11:18:34,893 INFO L226 Difference]: Without dead ends: 5483 [2022-11-16 11:18:34,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:34,899 INFO L413 NwaCegarLoop]: 270 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-16 11:18:34,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 337 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-16 11:18:34,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2022-11-16 11:18:35,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2022-11-16 11:18:35,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.16870549570933) internal successors, (6401), 5477 states have internal predecessors, (6401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:35,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6401 transitions. [2022-11-16 11:18:35,120 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6401 transitions. Word has length 203 [2022-11-16 11:18:35,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:18:35,122 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6401 transitions. [2022-11-16 11:18:35,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 2 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:35,127 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6401 transitions. [2022-11-16 11:18:35,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-11-16 11:18:35,136 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:18:35,136 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-16 11:18:35,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 11:18:35,138 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:18:35,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:18:35,140 INFO L85 PathProgramCache]: Analyzing trace with hash -92208819, now seen corresponding path program 1 times [2022-11-16 11:18:35,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:18:35,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560719505] [2022-11-16 11:18:35,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:18:35,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:18:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:18:36,099 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-16 11:18:36,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:18:36,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560719505] [2022-11-16 11:18:36,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560719505] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:18:36,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:18:36,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 11:18:36,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082255414] [2022-11-16 11:18:36,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:18:36,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:18:36,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:18:36,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:18:36,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:36,103 INFO L87 Difference]: Start difference. First operand 5478 states and 6401 transitions. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:38,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:18:38,442 INFO L93 Difference]: Finished difference Result 10655 states and 12489 transitions. [2022-11-16 11:18:38,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:18:38,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 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 305 [2022-11-16 11:18:38,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:18:38,463 INFO L225 Difference]: With dead ends: 10655 [2022-11-16 11:18:38,463 INFO L226 Difference]: Without dead ends: 5478 [2022-11-16 11:18:38,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:38,473 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-16 11:18:38,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-16 11:18:38,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2022-11-16 11:18:38,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2022-11-16 11:18:38,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1676100054774512) internal successors, (6395), 5477 states have internal predecessors, (6395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6395 transitions. [2022-11-16 11:18:38,607 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6395 transitions. Word has length 305 [2022-11-16 11:18:38,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:18:38,609 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6395 transitions. [2022-11-16 11:18:38,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:38,610 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6395 transitions. [2022-11-16 11:18:38,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2022-11-16 11:18:38,618 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:18:38,619 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-16 11:18:38,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 11:18:38,620 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:18:38,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:18:38,620 INFO L85 PathProgramCache]: Analyzing trace with hash 691630654, now seen corresponding path program 1 times [2022-11-16 11:18:38,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:18:38,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327559777] [2022-11-16 11:18:38,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:18:38,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:18:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:18:39,055 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-16 11:18:39,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:18:39,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327559777] [2022-11-16 11:18:39,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327559777] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:18:39,056 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:18:39,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:18:39,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414182746] [2022-11-16 11:18:39,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:18:39,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:18:39,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:18:39,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:18:39,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:39,059 INFO L87 Difference]: Start difference. First operand 5478 states and 6395 transitions. Second operand has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:41,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:18:41,745 INFO L93 Difference]: Finished difference Result 12758 states and 15193 transitions. [2022-11-16 11:18:41,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:18:41,747 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 331 [2022-11-16 11:18:41,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:18:41,776 INFO L225 Difference]: With dead ends: 12758 [2022-11-16 11:18:41,776 INFO L226 Difference]: Without dead ends: 7581 [2022-11-16 11:18:41,782 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:41,786 INFO L413 NwaCegarLoop]: 632 mSDtfsCounter, 272 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-16 11:18:41,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 671 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-16 11:18:41,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7581 states. [2022-11-16 11:18:41,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7581 to 7579. [2022-11-16 11:18:41,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7579 states, 7578 states have (on average 1.1421219319081553) internal successors, (8655), 7578 states have internal predecessors, (8655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:41,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7579 states to 7579 states and 8655 transitions. [2022-11-16 11:18:41,961 INFO L78 Accepts]: Start accepts. Automaton has 7579 states and 8655 transitions. Word has length 331 [2022-11-16 11:18:41,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:18:41,962 INFO L495 AbstractCegarLoop]: Abstraction has 7579 states and 8655 transitions. [2022-11-16 11:18:41,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:41,962 INFO L276 IsEmpty]: Start isEmpty. Operand 7579 states and 8655 transitions. [2022-11-16 11:18:41,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2022-11-16 11:18:41,972 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:18:41,973 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-16 11:18:41,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 11:18:41,973 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:18:41,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:18:41,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1024558271, now seen corresponding path program 1 times [2022-11-16 11:18:41,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:18:41,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805423639] [2022-11-16 11:18:41,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:18:41,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:18:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:18:42,468 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-16 11:18:42,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:18:42,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805423639] [2022-11-16 11:18:42,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805423639] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:18:42,469 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:18:42,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:18:42,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718940003] [2022-11-16 11:18:42,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:18:42,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:18:42,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:18:42,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:18:42,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:42,472 INFO L87 Difference]: Start difference. First operand 7579 states and 8655 transitions. Second operand has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:45,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:18:45,170 INFO L93 Difference]: Finished difference Result 16956 states and 19716 transitions. [2022-11-16 11:18:45,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:18:45,172 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 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 390 [2022-11-16 11:18:45,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:18:45,201 INFO L225 Difference]: With dead ends: 16956 [2022-11-16 11:18:45,201 INFO L226 Difference]: Without dead ends: 9678 [2022-11-16 11:18:45,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:18:45,210 INFO L413 NwaCegarLoop]: 598 mSDtfsCounter, 283 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-16 11:18:45,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 635 Invalid, 1121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-16 11:18:45,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9678 states. [2022-11-16 11:18:45,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9678 to 8781. [2022-11-16 11:18:45,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8781 states, 8780 states have (on average 1.1329157175398634) internal successors, (9947), 8780 states have internal predecessors, (9947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:45,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8781 states to 8781 states and 9947 transitions. [2022-11-16 11:18:45,371 INFO L78 Accepts]: Start accepts. Automaton has 8781 states and 9947 transitions. Word has length 390 [2022-11-16 11:18:45,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:18:45,372 INFO L495 AbstractCegarLoop]: Abstraction has 8781 states and 9947 transitions. [2022-11-16 11:18:45,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:18:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 8781 states and 9947 transitions. [2022-11-16 11:18:45,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2022-11-16 11:18:45,381 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:18:45,381 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:18:45,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 11:18:45,383 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:18:45,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:18:45,384 INFO L85 PathProgramCache]: Analyzing trace with hash -289447111, now seen corresponding path program 1 times [2022-11-16 11:18:45,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:18:45,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12138411] [2022-11-16 11:18:45,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:18:45,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:18:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:18:46,846 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 83 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:18:46,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:18:46,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12138411] [2022-11-16 11:18:46,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12138411] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 11:18:46,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398713022] [2022-11-16 11:18:46,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:18:46,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:18:46,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:18:46,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:18:46,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 11:18:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:18:47,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-16 11:18:47,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:18:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:18:48,135 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 11:18:53,780 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:18:53,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1398713022] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-16 11:18:53,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-16 11:18:53,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2022-11-16 11:18:53,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602822368] [2022-11-16 11:18:53,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:18:53,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 11:18:53,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:18:53,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 11:18:53,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=50, Unknown=0, NotChecked=0, Total=90 [2022-11-16 11:18:53,784 INFO L87 Difference]: Start difference. First operand 8781 states and 9947 transitions. Second operand has 5 states, 5 states have (on average 78.2) internal successors, (391), 4 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:02,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:19:02,207 INFO L93 Difference]: Finished difference Result 24494 states and 28334 transitions. [2022-11-16 11:19:02,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:19:02,208 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 4 states have internal predecessors, (391), 0 states have call successors, (0), 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 391 [2022-11-16 11:19:02,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:19:02,242 INFO L225 Difference]: With dead ends: 24494 [2022-11-16 11:19:02,242 INFO L226 Difference]: Without dead ends: 16014 [2022-11-16 11:19:02,252 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 784 GetRequests, 776 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=50, Unknown=0, NotChecked=0, Total=90 [2022-11-16 11:19:02,253 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 626 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 1862 mSolverCounterSat, 848 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 2710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 848 IncrementalHoareTripleChecker+Valid, 1862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-11-16 11:19:02,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [626 Valid, 109 Invalid, 2710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [848 Valid, 1862 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2022-11-16 11:19:02,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16014 states. [2022-11-16 11:19:02,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16014 to 15078. [2022-11-16 11:19:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15078 states, 15077 states have (on average 1.160907342309478) internal successors, (17503), 15077 states have internal predecessors, (17503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:02,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15078 states to 15078 states and 17503 transitions. [2022-11-16 11:19:02,570 INFO L78 Accepts]: Start accepts. Automaton has 15078 states and 17503 transitions. Word has length 391 [2022-11-16 11:19:02,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:19:02,571 INFO L495 AbstractCegarLoop]: Abstraction has 15078 states and 17503 transitions. [2022-11-16 11:19:02,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 4 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:02,571 INFO L276 IsEmpty]: Start isEmpty. Operand 15078 states and 17503 transitions. [2022-11-16 11:19:02,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2022-11-16 11:19:02,587 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:19:02,587 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:19:02,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 11:19:02,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:19:02,802 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:19:02,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:19:02,803 INFO L85 PathProgramCache]: Analyzing trace with hash 577355242, now seen corresponding path program 1 times [2022-11-16 11:19:02,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:19:02,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25339772] [2022-11-16 11:19:02,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:02,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:19:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:03,261 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:19:03,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:19:03,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25339772] [2022-11-16 11:19:03,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25339772] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:19:03,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:19:03,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:19:03,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293292704] [2022-11-16 11:19:03,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:19:03,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:19:03,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:19:03,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:19:03,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:19:03,265 INFO L87 Difference]: Start difference. First operand 15078 states and 17503 transitions. Second operand has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:05,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:19:05,872 INFO L93 Difference]: Finished difference Result 33447 states and 39636 transitions. [2022-11-16 11:19:05,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:19:05,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 407 [2022-11-16 11:19:05,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:19:05,919 INFO L225 Difference]: With dead ends: 33447 [2022-11-16 11:19:05,919 INFO L226 Difference]: Without dead ends: 18670 [2022-11-16 11:19:05,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:19:05,936 INFO L413 NwaCegarLoop]: 584 mSDtfsCounter, 246 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 918 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 1135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-16 11:19:05,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 622 Invalid, 1135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 918 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-16 11:19:05,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18670 states. [2022-11-16 11:19:06,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18670 to 17765. [2022-11-16 11:19:06,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17765 states, 17764 states have (on average 1.1506417473541994) internal successors, (20440), 17764 states have internal predecessors, (20440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:06,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17765 states to 17765 states and 20440 transitions. [2022-11-16 11:19:06,451 INFO L78 Accepts]: Start accepts. Automaton has 17765 states and 20440 transitions. Word has length 407 [2022-11-16 11:19:06,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:19:06,452 INFO L495 AbstractCegarLoop]: Abstraction has 17765 states and 20440 transitions. [2022-11-16 11:19:06,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:06,453 INFO L276 IsEmpty]: Start isEmpty. Operand 17765 states and 20440 transitions. [2022-11-16 11:19:06,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2022-11-16 11:19:06,459 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:19:06,459 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:19:06,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-16 11:19:06,460 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:19:06,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:19:06,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1611690732, now seen corresponding path program 1 times [2022-11-16 11:19:06,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:19:06,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980694400] [2022-11-16 11:19:06,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:06,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:19:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:06,854 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-16 11:19:06,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:19:06,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980694400] [2022-11-16 11:19:06,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980694400] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:19:06,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:19:06,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:19:06,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740454816] [2022-11-16 11:19:06,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:19:06,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:19:06,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:19:06,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:19:06,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:19:06,859 INFO L87 Difference]: Start difference. First operand 17765 states and 20440 transitions. Second operand has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:09,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:19:09,769 INFO L93 Difference]: Finished difference Result 42723 states and 49427 transitions. [2022-11-16 11:19:09,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:19:09,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 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 453 [2022-11-16 11:19:09,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:19:09,815 INFO L225 Difference]: With dead ends: 42723 [2022-11-16 11:19:09,815 INFO L226 Difference]: Without dead ends: 25259 [2022-11-16 11:19:09,832 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:19:09,833 INFO L413 NwaCegarLoop]: 588 mSDtfsCounter, 283 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-16 11:19:09,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 621 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-16 11:19:09,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25259 states. [2022-11-16 11:19:10,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25259 to 24945. [2022-11-16 11:19:10,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24945 states, 24944 states have (on average 1.131213919178961) internal successors, (28217), 24944 states have internal predecessors, (28217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24945 states to 24945 states and 28217 transitions. [2022-11-16 11:19:10,278 INFO L78 Accepts]: Start accepts. Automaton has 24945 states and 28217 transitions. Word has length 453 [2022-11-16 11:19:10,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:19:10,280 INFO L495 AbstractCegarLoop]: Abstraction has 24945 states and 28217 transitions. [2022-11-16 11:19:10,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:10,280 INFO L276 IsEmpty]: Start isEmpty. Operand 24945 states and 28217 transitions. [2022-11-16 11:19:10,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2022-11-16 11:19:10,288 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:19:10,290 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:19:10,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-16 11:19:10,291 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:19:10,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:19:10,292 INFO L85 PathProgramCache]: Analyzing trace with hash 319650045, now seen corresponding path program 1 times [2022-11-16 11:19:10,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:19:10,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108460939] [2022-11-16 11:19:10,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:10,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:19:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:11,807 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 42 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:19:11,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:19:11,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108460939] [2022-11-16 11:19:11,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108460939] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 11:19:11,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10701574] [2022-11-16 11:19:11,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:11,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:19:11,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:19:11,811 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:19:11,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 11:19:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:12,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 11:19:12,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:19:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 42 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:19:13,456 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 11:19:14,899 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 161 proven. 223 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:19:14,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [10701574] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 11:19:14,899 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 11:19:14,900 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 12 [2022-11-16 11:19:14,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936162872] [2022-11-16 11:19:14,900 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 11:19:14,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-16 11:19:14,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:19:14,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-16 11:19:14,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2022-11-16 11:19:14,904 INFO L87 Difference]: Start difference. First operand 24945 states and 28217 transitions. Second operand has 13 states, 13 states have (on average 94.0) internal successors, (1222), 12 states have internal predecessors, (1222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:32,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:19:32,545 INFO L93 Difference]: Finished difference Result 84102 states and 95066 transitions. [2022-11-16 11:19:32,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-16 11:19:32,546 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 94.0) internal successors, (1222), 12 states have internal predecessors, (1222), 0 states have call successors, (0), 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 498 [2022-11-16 11:19:32,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:19:32,626 INFO L225 Difference]: With dead ends: 84102 [2022-11-16 11:19:32,627 INFO L226 Difference]: Without dead ends: 59458 [2022-11-16 11:19:32,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1007 GetRequests, 988 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=276, Unknown=0, NotChecked=0, Total=420 [2022-11-16 11:19:32,646 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 7159 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 5644 mSolverCounterSat, 4293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7159 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 9937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4293 IncrementalHoareTripleChecker+Valid, 5644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2022-11-16 11:19:32,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7159 Valid, 214 Invalid, 9937 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4293 Valid, 5644 Invalid, 0 Unknown, 0 Unchecked, 16.7s Time] [2022-11-16 11:19:32,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59458 states. [2022-11-16 11:19:33,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59458 to 28835. [2022-11-16 11:19:33,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28835 states, 28834 states have (on average 1.1316501352569883) internal successors, (32630), 28834 states have internal predecessors, (32630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28835 states to 28835 states and 32630 transitions. [2022-11-16 11:19:33,531 INFO L78 Accepts]: Start accepts. Automaton has 28835 states and 32630 transitions. Word has length 498 [2022-11-16 11:19:33,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:19:33,532 INFO L495 AbstractCegarLoop]: Abstraction has 28835 states and 32630 transitions. [2022-11-16 11:19:33,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 94.0) internal successors, (1222), 12 states have internal predecessors, (1222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:33,533 INFO L276 IsEmpty]: Start isEmpty. Operand 28835 states and 32630 transitions. [2022-11-16 11:19:33,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2022-11-16 11:19:33,542 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:19:33,543 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-16 11:19:33,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 11:19:33,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-16 11:19:33,757 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:19:33,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:19:33,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1290263051, now seen corresponding path program 1 times [2022-11-16 11:19:33,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:19:33,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224650401] [2022-11-16 11:19:33,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:33,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:19:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:34,796 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 493 proven. 39 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-16 11:19:34,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:19:34,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224650401] [2022-11-16 11:19:34,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224650401] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 11:19:34,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [722602993] [2022-11-16 11:19:34,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:34,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:19:34,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:19:34,803 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:19:34,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-16 11:19:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:35,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 11:19:35,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:19:35,190 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-11-16 11:19:35,190 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 11:19:35,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [722602993] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:19:35,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 11:19:35,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-16 11:19:35,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547298229] [2022-11-16 11:19:35,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:19:35,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:19:35,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:19:35,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:19:35,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:19:35,194 INFO L87 Difference]: Start difference. First operand 28835 states and 32630 transitions. Second operand has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:37,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:19:37,764 INFO L93 Difference]: Finished difference Result 62750 states and 71355 transitions. [2022-11-16 11:19:37,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:19:37,765 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 528 [2022-11-16 11:19:37,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:19:37,794 INFO L225 Difference]: With dead ends: 62750 [2022-11-16 11:19:37,795 INFO L226 Difference]: Without dead ends: 34216 [2022-11-16 11:19:37,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 531 GetRequests, 527 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:19:37,812 INFO L413 NwaCegarLoop]: 426 mSDtfsCounter, 373 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 1093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-16 11:19:37,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 445 Invalid, 1093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 967 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-16 11:19:37,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34216 states. [2022-11-16 11:19:38,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34216 to 33016. [2022-11-16 11:19:38,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33016 states, 33015 states have (on average 1.1230652733605937) internal successors, (37078), 33015 states have internal predecessors, (37078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:38,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33016 states to 33016 states and 37078 transitions. [2022-11-16 11:19:38,498 INFO L78 Accepts]: Start accepts. Automaton has 33016 states and 37078 transitions. Word has length 528 [2022-11-16 11:19:38,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:19:38,499 INFO L495 AbstractCegarLoop]: Abstraction has 33016 states and 37078 transitions. [2022-11-16 11:19:38,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:38,500 INFO L276 IsEmpty]: Start isEmpty. Operand 33016 states and 37078 transitions. [2022-11-16 11:19:38,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 603 [2022-11-16 11:19:38,519 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:19:38,520 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1] [2022-11-16 11:19:38,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-16 11:19:38,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:19:38,727 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:19:38,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:19:38,728 INFO L85 PathProgramCache]: Analyzing trace with hash -2016562453, now seen corresponding path program 1 times [2022-11-16 11:19:38,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:19:38,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843157758] [2022-11-16 11:19:38,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:38,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:19:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 640 proven. 39 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2022-11-16 11:19:39,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:19:39,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843157758] [2022-11-16 11:19:39,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843157758] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 11:19:39,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1665937264] [2022-11-16 11:19:39,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:39,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:19:39,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:19:39,884 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:19:39,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 11:19:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:40,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 11:19:40,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:19:40,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-11-16 11:19:40,440 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 11:19:40,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1665937264] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:19:40,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 11:19:40,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-16 11:19:40,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998824961] [2022-11-16 11:19:40,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:19:40,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:19:40,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:19:40,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:19:40,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:19:40,444 INFO L87 Difference]: Start difference. First operand 33016 states and 37078 transitions. Second operand has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:43,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:19:43,792 INFO L93 Difference]: Finished difference Result 73798 states and 82949 transitions. [2022-11-16 11:19:43,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:19:43,792 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 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 602 [2022-11-16 11:19:43,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:19:43,829 INFO L225 Difference]: With dead ends: 73798 [2022-11-16 11:19:43,829 INFO L226 Difference]: Without dead ends: 41083 [2022-11-16 11:19:43,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 605 GetRequests, 601 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:19:43,843 INFO L413 NwaCegarLoop]: 221 mSDtfsCounter, 265 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 947 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 1145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 947 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-16 11:19:43,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 257 Invalid, 1145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 947 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-16 11:19:43,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41083 states. [2022-11-16 11:19:44,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41083 to 32409. [2022-11-16 11:19:44,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32409 states, 32408 states have (on average 1.117039002715379) internal successors, (36201), 32408 states have internal predecessors, (36201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:44,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32409 states to 32409 states and 36201 transitions. [2022-11-16 11:19:44,310 INFO L78 Accepts]: Start accepts. Automaton has 32409 states and 36201 transitions. Word has length 602 [2022-11-16 11:19:44,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:19:44,311 INFO L495 AbstractCegarLoop]: Abstraction has 32409 states and 36201 transitions. [2022-11-16 11:19:44,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:44,311 INFO L276 IsEmpty]: Start isEmpty. Operand 32409 states and 36201 transitions. [2022-11-16 11:19:44,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2022-11-16 11:19:44,325 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:19:44,326 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1] [2022-11-16 11:19:44,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-16 11:19:44,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-16 11:19:44,534 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:19:44,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:19:44,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1393730838, now seen corresponding path program 1 times [2022-11-16 11:19:44,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:19:44,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225839429] [2022-11-16 11:19:44,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:44,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:19:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:45,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1044 backedges. 650 proven. 39 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2022-11-16 11:19:45,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:19:45,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225839429] [2022-11-16 11:19:45,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225839429] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 11:19:45,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261345404] [2022-11-16 11:19:45,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:45,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:19:45,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:19:45,561 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:19:45,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-16 11:19:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:45,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 11:19:45,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:19:45,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1044 backedges. 520 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-11-16 11:19:45,933 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 11:19:45,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261345404] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:19:45,934 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 11:19:45,934 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-16 11:19:45,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694590476] [2022-11-16 11:19:45,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:19:45,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:19:45,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:19:45,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:19:45,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:19:45,936 INFO L87 Difference]: Start difference. First operand 32409 states and 36201 transitions. Second operand has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:49,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:19:49,013 INFO L93 Difference]: Finished difference Result 64512 states and 72088 transitions. [2022-11-16 11:19:49,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:19:49,014 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 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 607 [2022-11-16 11:19:49,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:19:49,043 INFO L225 Difference]: With dead ends: 64512 [2022-11-16 11:19:49,043 INFO L226 Difference]: Without dead ends: 32404 [2022-11-16 11:19:49,052 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 610 GetRequests, 606 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:19:49,052 INFO L413 NwaCegarLoop]: 563 mSDtfsCounter, 250 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 600 SdHoareTripleChecker+Invalid, 1083 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-16 11:19:49,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 600 Invalid, 1083 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 874 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-16 11:19:49,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32404 states. [2022-11-16 11:19:49,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32404 to 31507. [2022-11-16 11:19:49,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31507 states, 31506 states have (on average 1.072367168158446) internal successors, (33786), 31506 states have internal predecessors, (33786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:49,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31507 states to 31507 states and 33786 transitions. [2022-11-16 11:19:49,451 INFO L78 Accepts]: Start accepts. Automaton has 31507 states and 33786 transitions. Word has length 607 [2022-11-16 11:19:49,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:19:49,452 INFO L495 AbstractCegarLoop]: Abstraction has 31507 states and 33786 transitions. [2022-11-16 11:19:49,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:19:49,452 INFO L276 IsEmpty]: Start isEmpty. Operand 31507 states and 33786 transitions. [2022-11-16 11:19:49,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2022-11-16 11:19:49,473 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:19:49,474 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:19:49,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-16 11:19:49,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-16 11:19:49,681 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:19:49,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:19:49,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1635363990, now seen corresponding path program 1 times [2022-11-16 11:19:49,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:19:49,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844887285] [2022-11-16 11:19:49,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:49,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:19:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 125 proven. 464 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:19:51,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:19:51,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844887285] [2022-11-16 11:19:51,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844887285] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 11:19:51,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619791578] [2022-11-16 11:19:51,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:19:51,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:19:51,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:19:51,404 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:19:51,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-16 11:19:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:19:51,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-16 11:19:51,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:19:53,143 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 0 proven. 589 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:19:53,143 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 11:19:58,839 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 589 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:19:58,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1619791578] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-16 11:19:58,840 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-16 11:19:58,840 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2022-11-16 11:19:58,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612863012] [2022-11-16 11:19:58,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:19:58,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:19:58,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:19:58,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:19:58,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=105, Unknown=0, NotChecked=0, Total=182 [2022-11-16 11:19:58,844 INFO L87 Difference]: Start difference. First operand 31507 states and 33786 transitions. Second operand has 6 states, 6 states have (on average 114.16666666666667) internal successors, (685), 5 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:05,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:20:05,702 INFO L93 Difference]: Finished difference Result 73508 states and 78758 transitions. [2022-11-16 11:20:05,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:20:05,703 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 114.16666666666667) internal successors, (685), 5 states have internal predecessors, (685), 0 states have call successors, (0), 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 685 [2022-11-16 11:20:05,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:20:05,747 INFO L225 Difference]: With dead ends: 73508 [2022-11-16 11:20:05,747 INFO L226 Difference]: Without dead ends: 42302 [2022-11-16 11:20:05,761 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1373 GetRequests, 1361 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=105, Unknown=0, NotChecked=0, Total=182 [2022-11-16 11:20:05,761 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 829 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 1769 mSolverCounterSat, 838 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 829 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 2924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 838 IncrementalHoareTripleChecker+Valid, 1769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 317 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-11-16 11:20:05,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [829 Valid, 89 Invalid, 2924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [838 Valid, 1769 Invalid, 0 Unknown, 317 Unchecked, 6.3s Time] [2022-11-16 11:20:05,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42302 states. [2022-11-16 11:20:06,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42302 to 36893. [2022-11-16 11:20:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36893 states, 36892 states have (on average 1.0733492356066356) internal successors, (39598), 36892 states have internal predecessors, (39598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:06,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36893 states to 36893 states and 39598 transitions. [2022-11-16 11:20:06,290 INFO L78 Accepts]: Start accepts. Automaton has 36893 states and 39598 transitions. Word has length 685 [2022-11-16 11:20:06,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:20:06,291 INFO L495 AbstractCegarLoop]: Abstraction has 36893 states and 39598 transitions. [2022-11-16 11:20:06,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 114.16666666666667) internal successors, (685), 5 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:06,291 INFO L276 IsEmpty]: Start isEmpty. Operand 36893 states and 39598 transitions. [2022-11-16 11:20:06,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 789 [2022-11-16 11:20:06,315 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:20:06,315 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:20:06,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-16 11:20:06,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-16 11:20:06,522 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:20:06,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:20:06,523 INFO L85 PathProgramCache]: Analyzing trace with hash 941408505, now seen corresponding path program 1 times [2022-11-16 11:20:06,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:20:06,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31417069] [2022-11-16 11:20:06,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:20:06,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:20:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:20:07,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 924 proven. 0 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2022-11-16 11:20:07,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:20:07,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31417069] [2022-11-16 11:20:07,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31417069] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:20:07,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:20:07,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:20:07,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135714322] [2022-11-16 11:20:07,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:20:07,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:20:07,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:20:07,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:20:07,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:07,091 INFO L87 Difference]: Start difference. First operand 36893 states and 39598 transitions. Second operand has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:10,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:20:10,138 INFO L93 Difference]: Finished difference Result 79463 states and 85203 transitions. [2022-11-16 11:20:10,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:20:10,138 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 0 states have call successors, (0), 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 788 [2022-11-16 11:20:10,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:20:10,188 INFO L225 Difference]: With dead ends: 79463 [2022-11-16 11:20:10,188 INFO L226 Difference]: Without dead ends: 33303 [2022-11-16 11:20:10,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:10,211 INFO L413 NwaCegarLoop]: 401 mSDtfsCounter, 321 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 1153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-16 11:20:10,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 411 Invalid, 1153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-16 11:20:10,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33303 states. [2022-11-16 11:20:10,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33303 to 25815. [2022-11-16 11:20:10,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25815 states, 25814 states have (on average 1.041024250406756) internal successors, (26873), 25814 states have internal predecessors, (26873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25815 states to 25815 states and 26873 transitions. [2022-11-16 11:20:10,804 INFO L78 Accepts]: Start accepts. Automaton has 25815 states and 26873 transitions. Word has length 788 [2022-11-16 11:20:10,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:20:10,805 INFO L495 AbstractCegarLoop]: Abstraction has 25815 states and 26873 transitions. [2022-11-16 11:20:10,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:10,805 INFO L276 IsEmpty]: Start isEmpty. Operand 25815 states and 26873 transitions. [2022-11-16 11:20:10,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 793 [2022-11-16 11:20:10,837 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:20:10,837 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-16 11:20:10,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-16 11:20:10,838 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:20:10,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:20:10,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1914520969, now seen corresponding path program 1 times [2022-11-16 11:20:10,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:20:10,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524486052] [2022-11-16 11:20:10,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:20:10,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:20:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:20:12,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2022-11-16 11:20:12,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:20:12,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524486052] [2022-11-16 11:20:12,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524486052] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:20:12,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:20:12,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:20:12,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138529917] [2022-11-16 11:20:12,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:20:12,022 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:20:12,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:20:12,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:20:12,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:12,024 INFO L87 Difference]: Start difference. First operand 25815 states and 26873 transitions. Second operand has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:13,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:20:13,902 INFO L93 Difference]: Finished difference Result 57326 states and 59714 transitions. [2022-11-16 11:20:13,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:20:13,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 0 states have call successors, (0), 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 792 [2022-11-16 11:20:13,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:20:14,053 INFO L225 Difference]: With dead ends: 57326 [2022-11-16 11:20:14,053 INFO L226 Difference]: Without dead ends: 31812 [2022-11-16 11:20:14,059 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:14,060 INFO L413 NwaCegarLoop]: 526 mSDtfsCounter, 123 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 798 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 570 SdHoareTripleChecker+Invalid, 873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 798 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-16 11:20:14,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 570 Invalid, 873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 798 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-16 11:20:14,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31812 states. [2022-11-16 11:20:14,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31812 to 28220. [2022-11-16 11:20:14,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28220 states, 28219 states have (on average 1.0368900386264575) internal successors, (29260), 28219 states have internal predecessors, (29260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:14,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28220 states to 28220 states and 29260 transitions. [2022-11-16 11:20:14,447 INFO L78 Accepts]: Start accepts. Automaton has 28220 states and 29260 transitions. Word has length 792 [2022-11-16 11:20:14,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:20:14,448 INFO L495 AbstractCegarLoop]: Abstraction has 28220 states and 29260 transitions. [2022-11-16 11:20:14,448 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:14,448 INFO L276 IsEmpty]: Start isEmpty. Operand 28220 states and 29260 transitions. [2022-11-16 11:20:14,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2022-11-16 11:20:14,465 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:20:14,465 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:20:14,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-16 11:20:14,466 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:20:14,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:20:14,467 INFO L85 PathProgramCache]: Analyzing trace with hash -924694139, now seen corresponding path program 1 times [2022-11-16 11:20:14,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:20:14,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359839821] [2022-11-16 11:20:14,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:20:14,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:20:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:20:15,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1303 backedges. 1028 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-11-16 11:20:15,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:20:15,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359839821] [2022-11-16 11:20:15,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359839821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:20:15,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:20:15,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 11:20:15,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270739938] [2022-11-16 11:20:15,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:20:15,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 11:20:15,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:20:15,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 11:20:15,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-16 11:20:15,533 INFO L87 Difference]: Start difference. First operand 28220 states and 29260 transitions. Second operand has 4 states, 4 states have (on average 160.0) internal successors, (640), 4 states have internal predecessors, (640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:18,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:20:18,329 INFO L93 Difference]: Finished difference Result 62120 states and 64349 transitions. [2022-11-16 11:20:18,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 11:20:18,330 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 160.0) internal successors, (640), 4 states have internal predecessors, (640), 0 states have call successors, (0), 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 829 [2022-11-16 11:20:18,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:20:18,358 INFO L225 Difference]: With dead ends: 62120 [2022-11-16 11:20:18,358 INFO L226 Difference]: Without dead ends: 30599 [2022-11-16 11:20:18,372 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 [2022-11-16 11:20:18,372 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 498 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 1476 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 498 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 1638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-16 11:20:18,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [498 Valid, 130 Invalid, 1638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1476 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-16 11:20:18,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30599 states. [2022-11-16 11:20:18,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30599 to 22517. [2022-11-16 11:20:18,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22517 states, 22516 states have (on average 1.0290460117249955) internal successors, (23170), 22516 states have internal predecessors, (23170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:18,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22517 states to 22517 states and 23170 transitions. [2022-11-16 11:20:18,881 INFO L78 Accepts]: Start accepts. Automaton has 22517 states and 23170 transitions. Word has length 829 [2022-11-16 11:20:18,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:20:18,882 INFO L495 AbstractCegarLoop]: Abstraction has 22517 states and 23170 transitions. [2022-11-16 11:20:18,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 160.0) internal successors, (640), 4 states have internal predecessors, (640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:18,882 INFO L276 IsEmpty]: Start isEmpty. Operand 22517 states and 23170 transitions. [2022-11-16 11:20:18,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 842 [2022-11-16 11:20:18,900 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:20:18,901 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:20:18,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-16 11:20:18,901 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:20:18,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:20:18,902 INFO L85 PathProgramCache]: Analyzing trace with hash -956727702, now seen corresponding path program 1 times [2022-11-16 11:20:18,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:20:18,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243777570] [2022-11-16 11:20:18,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:20:18,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:20:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:20:19,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 1096 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2022-11-16 11:20:19,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:20:19,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243777570] [2022-11-16 11:20:19,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243777570] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:20:19,922 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:20:19,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:20:19,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037749005] [2022-11-16 11:20:19,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:20:19,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:20:19,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:20:19,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:20:19,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:19,926 INFO L87 Difference]: Start difference. First operand 22517 states and 23170 transitions. Second operand has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:21,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:20:21,987 INFO L93 Difference]: Finished difference Result 50115 states and 51609 transitions. [2022-11-16 11:20:21,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:20:21,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 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 841 [2022-11-16 11:20:21,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:20:22,017 INFO L225 Difference]: With dead ends: 50115 [2022-11-16 11:20:22,017 INFO L226 Difference]: Without dead ends: 27899 [2022-11-16 11:20:22,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:22,032 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 198 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-16 11:20:22,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 129 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-16 11:20:22,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27899 states. [2022-11-16 11:20:22,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27899 to 24311. [2022-11-16 11:20:22,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24311 states, 24310 states have (on average 1.0286301933360757) internal successors, (25006), 24310 states have internal predecessors, (25006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:22,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24311 states to 24311 states and 25006 transitions. [2022-11-16 11:20:22,578 INFO L78 Accepts]: Start accepts. Automaton has 24311 states and 25006 transitions. Word has length 841 [2022-11-16 11:20:22,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:20:22,578 INFO L495 AbstractCegarLoop]: Abstraction has 24311 states and 25006 transitions. [2022-11-16 11:20:22,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:22,579 INFO L276 IsEmpty]: Start isEmpty. Operand 24311 states and 25006 transitions. [2022-11-16 11:20:22,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 897 [2022-11-16 11:20:22,616 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:20:22,617 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:20:22,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-16 11:20:22,617 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:20:22,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:20:22,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1202943626, now seen corresponding path program 1 times [2022-11-16 11:20:22,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:20:22,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547727002] [2022-11-16 11:20:22,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:20:22,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:20:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:20:23,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1430 backedges. 746 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2022-11-16 11:20:23,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:20:23,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547727002] [2022-11-16 11:20:23,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547727002] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:20:23,272 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:20:23,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:20:23,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820819873] [2022-11-16 11:20:23,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:20:23,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:20:23,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:20:23,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:20:23,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:23,275 INFO L87 Difference]: Start difference. First operand 24311 states and 25006 transitions. Second operand has 3 states, 3 states have (on average 160.0) internal successors, (480), 3 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:25,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:20:25,073 INFO L93 Difference]: Finished difference Result 48915 states and 50329 transitions. [2022-11-16 11:20:25,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:20:25,073 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 160.0) internal successors, (480), 3 states have internal predecessors, (480), 0 states have call successors, (0), 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 896 [2022-11-16 11:20:25,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:20:25,096 INFO L225 Difference]: With dead ends: 48915 [2022-11-16 11:20:25,096 INFO L226 Difference]: Without dead ends: 24905 [2022-11-16 11:20:25,106 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:25,106 INFO L413 NwaCegarLoop]: 457 mSDtfsCounter, 317 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-16 11:20:25,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 489 Invalid, 814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-16 11:20:25,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24905 states. [2022-11-16 11:20:25,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24905 to 19511. [2022-11-16 11:20:25,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19511 states, 19510 states have (on average 1.0229625832906202) internal successors, (19958), 19510 states have internal predecessors, (19958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:25,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19511 states to 19511 states and 19958 transitions. [2022-11-16 11:20:25,388 INFO L78 Accepts]: Start accepts. Automaton has 19511 states and 19958 transitions. Word has length 896 [2022-11-16 11:20:25,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:20:25,389 INFO L495 AbstractCegarLoop]: Abstraction has 19511 states and 19958 transitions. [2022-11-16 11:20:25,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.0) internal successors, (480), 3 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:25,389 INFO L276 IsEmpty]: Start isEmpty. Operand 19511 states and 19958 transitions. [2022-11-16 11:20:25,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 996 [2022-11-16 11:20:25,417 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:20:25,418 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:20:25,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-16 11:20:25,419 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:20:25,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:20:25,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1379349832, now seen corresponding path program 1 times [2022-11-16 11:20:25,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:20:25,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165591439] [2022-11-16 11:20:25,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:20:25,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:20:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:20:25,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1734 backedges. 1069 proven. 0 refuted. 0 times theorem prover too weak. 665 trivial. 0 not checked. [2022-11-16 11:20:25,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:20:25,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165591439] [2022-11-16 11:20:25,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165591439] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:20:25,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:20:25,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:20:25,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146127812] [2022-11-16 11:20:25,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:20:25,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:20:25,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:20:25,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:20:25,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:25,982 INFO L87 Difference]: Start difference. First operand 19511 states and 19958 transitions. Second operand has 3 states, 3 states have (on average 160.66666666666666) internal successors, (482), 3 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:27,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:20:27,560 INFO L93 Difference]: Finished difference Result 38419 states and 39315 transitions. [2022-11-16 11:20:27,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:20:27,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 160.66666666666666) internal successors, (482), 3 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 995 [2022-11-16 11:20:27,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:20:27,577 INFO L225 Difference]: With dead ends: 38419 [2022-11-16 11:20:27,577 INFO L226 Difference]: Without dead ends: 19209 [2022-11-16 11:20:27,585 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:27,586 INFO L413 NwaCegarLoop]: 417 mSDtfsCounter, 335 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 714 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 11:20:27,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [335 Valid, 438 Invalid, 800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 714 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 11:20:27,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19209 states. [2022-11-16 11:20:27,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19209 to 18311. [2022-11-16 11:20:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18311 states, 18310 states have (on average 1.0205352266521026) internal successors, (18686), 18310 states have internal predecessors, (18686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:27,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18311 states to 18311 states and 18686 transitions. [2022-11-16 11:20:27,836 INFO L78 Accepts]: Start accepts. Automaton has 18311 states and 18686 transitions. Word has length 995 [2022-11-16 11:20:27,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:20:27,837 INFO L495 AbstractCegarLoop]: Abstraction has 18311 states and 18686 transitions. [2022-11-16 11:20:27,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.66666666666666) internal successors, (482), 3 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:27,837 INFO L276 IsEmpty]: Start isEmpty. Operand 18311 states and 18686 transitions. [2022-11-16 11:20:27,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1160 [2022-11-16 11:20:27,861 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:20:27,861 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:20:27,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-16 11:20:27,862 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:20:27,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:20:27,863 INFO L85 PathProgramCache]: Analyzing trace with hash -406663289, now seen corresponding path program 1 times [2022-11-16 11:20:27,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:20:27,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692816223] [2022-11-16 11:20:27,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:20:27,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:20:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:20:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2504 backedges. 1868 proven. 0 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2022-11-16 11:20:29,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:20:29,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692816223] [2022-11-16 11:20:29,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692816223] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:20:29,053 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:20:29,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:20:29,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681275661] [2022-11-16 11:20:29,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:20:29,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:20:29,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:20:29,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:20:29,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:29,060 INFO L87 Difference]: Start difference. First operand 18311 states and 18686 transitions. Second operand has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:30,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:20:30,456 INFO L93 Difference]: Finished difference Result 31211 states and 31816 transitions. [2022-11-16 11:20:30,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:20:30,456 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 0 states have call successors, (0), 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 1159 [2022-11-16 11:20:30,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:20:30,458 INFO L225 Difference]: With dead ends: 31211 [2022-11-16 11:20:30,458 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 11:20:30,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:20:30,467 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 78 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 711 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 11:20:30,467 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 76 Invalid, 773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 711 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 11:20:30,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 11:20:30,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 11:20:30,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:30,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 11:20:30,469 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1159 [2022-11-16 11:20:30,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:20:30,469 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:20:30,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 228.66666666666666) internal successors, (686), 3 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:20:30,470 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 11:20:30,470 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 11:20:30,473 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 11:20:30,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-16 11:20:30,476 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 11:20:35,980 WARN L233 SmtUtils]: Spent 5.50s on a formula simplification. DAG size of input: 714 DAG size of output: 717 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 11:20:41,270 WARN L233 SmtUtils]: Spent 5.28s on a formula simplification. DAG size of input: 722 DAG size of output: 717 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 11:20:55,111 WARN L233 SmtUtils]: Spent 9.20s on a formula simplification. DAG size of input: 710 DAG size of output: 161 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-16 11:21:04,115 WARN L233 SmtUtils]: Spent 9.00s on a formula simplification. DAG size of input: 710 DAG size of output: 161 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-16 11:21:12,634 WARN L233 SmtUtils]: Spent 8.51s on a formula simplification. DAG size of input: 710 DAG size of output: 161 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-16 11:21:12,639 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,641 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,641 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,641 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,641 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,641 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,642 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-11-16 11:21:12,642 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-11-16 11:21:12,642 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,642 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,642 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,642 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-16 11:21:12,643 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,643 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,643 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,643 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,643 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,644 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-16 11:21:12,644 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,644 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,644 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-11-16 11:21:12,644 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-11-16 11:21:12,644 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,645 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,645 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,645 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,645 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-16 11:21:12,645 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,645 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-11-16 11:21:12,646 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-11-16 11:21:12,646 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,646 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,646 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-11-16 11:21:12,646 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-11-16 11:21:12,646 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,647 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,647 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,647 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,647 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,647 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-16 11:21:12,647 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,648 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,648 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,648 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,648 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,648 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,649 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-16 11:21:12,649 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,649 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,649 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,649 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,649 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,650 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,650 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-16 11:21:12,650 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,650 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,650 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,651 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,651 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,651 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,651 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-16 11:21:12,651 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,651 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,652 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,652 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,652 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-11-16 11:21:12,652 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-11-16 11:21:12,652 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,652 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,653 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,653 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,653 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-16 11:21:12,653 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,653 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,654 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,654 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,654 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,654 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,654 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-11-16 11:21:12,654 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,655 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-11-16 11:21:12,655 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-11-16 11:21:12,655 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-11-16 11:21:12,655 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-16 11:21:12,655 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,655 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,656 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,656 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,656 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,656 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,656 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,657 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,657 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-16 11:21:12,657 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 11:21:12,657 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 149) no Hoare annotation was computed. [2022-11-16 11:21:12,657 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,657 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,658 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,658 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,658 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,658 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-16 11:21:12,658 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,658 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-11-16 11:21:12,659 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-11-16 11:21:12,659 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-11-16 11:21:12,659 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-11-16 11:21:12,659 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-11-16 11:21:12,659 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-11-16 11:21:12,659 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,660 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,660 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,660 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,660 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-11-16 11:21:12,660 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-11-16 11:21:12,660 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,661 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-16 11:21:12,661 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,661 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,661 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,661 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,661 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,662 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,662 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-16 11:21:12,662 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,662 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,662 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,662 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,663 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,663 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-11-16 11:21:12,663 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-11-16 11:21:12,663 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,663 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-16 11:21:12,663 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-11-16 11:21:12,664 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-11-16 11:21:12,664 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,664 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-11-16 11:21:12,664 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-11-16 11:21:12,664 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,664 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,665 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,665 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,665 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-16 11:21:12,665 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,665 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,665 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,666 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,666 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-11-16 11:21:12,666 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-11-16 11:21:12,666 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,666 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-16 11:21:12,667 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,667 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,667 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,667 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,667 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,667 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,668 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-16 11:21:12,668 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,668 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,668 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,668 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,668 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,669 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,669 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,669 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-16 11:21:12,669 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,669 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,669 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,670 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,670 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,670 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-16 11:21:12,670 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,670 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,671 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,671 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,671 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,671 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,671 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,671 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-16 11:21:12,672 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,672 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-11-16 11:21:12,672 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-11-16 11:21:12,672 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,672 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,672 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-16 11:21:12,673 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,673 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,673 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,673 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,673 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,673 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-16 11:21:12,674 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,674 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,674 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,674 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,674 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,674 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-16 11:21:12,675 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,675 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,675 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,675 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,675 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-16 11:21:12,675 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-16 11:21:12,676 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,676 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,676 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,676 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,676 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,676 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-11-16 11:21:12,677 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-11-16 11:21:12,677 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,677 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-16 11:21:12,677 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-16 11:21:12,677 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,677 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,678 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,678 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,678 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,678 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-11-16 11:21:12,678 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-11-16 11:21:12,678 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-11-16 11:21:12,679 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-11-16 11:21:12,679 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,679 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,679 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,679 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-16 11:21:12,679 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-16 11:21:12,679 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,680 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,680 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,680 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,680 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,680 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,680 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-11-16 11:21:12,681 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-11-16 11:21:12,681 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-16 11:21:12,681 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,681 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-16 11:21:12,681 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,681 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,682 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,682 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,682 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,682 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,682 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,682 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,683 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-16 11:21:12,683 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-16 11:21:12,683 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-11-16 11:21:12,683 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-11-16 11:21:12,683 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,684 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,684 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,684 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,685 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse27 (div ~a29~0 5))) (let ((.cse24 (+ 98 ~a0~0)) (.cse25 (+ ~a29~0 127)) (.cse26 (div (+ (- 403019) .cse27) 5))) (let ((.cse1 (< (+ 15 .cse26) 0)) (.cse5 (or (< (+ 16 .cse26) 0) (= (mod (+ .cse27 1) 5) 0))) (.cse19 (< (div (+ (- ~a29~0) (- 384948)) 10) 728448)) (.cse14 (= ~a2~0 4)) (.cse22 (<= .cse25 0)) (.cse10 (<= (+ 104 ~a4~0) 0)) (.cse15 (= ~a2~0 1)) (.cse23 (< 0 .cse24)) (.cse0 (< 43 ~a29~0)) (.cse8 (< (div (* ~a29~0 9) 10) 579664)) (.cse6 (<= (+ ~a0~0 61) 0)) (.cse12 (< 0 (+ ~a4~0 86))) (.cse2 (< (div (+ (- 315762) ~a29~0) 5) 109469)) (.cse3 (= 2 ~a2~0)) (.cse21 (<= (+ ~a0~0 147) 0)) (.cse16 (<= ~a29~0 96177)) (.cse18 (<= ~a29~0 41)) (.cse4 (<= (+ 89 ~a4~0) 0)) (.cse11 (= 3 ~a2~0)) (.cse9 (not (< 0 (+ ~a29~0 16)))) (.cse13 (<= (+ 42 ~a4~0) 0)) (.cse17 (<= 0 .cse25)) (.cse7 (<= .cse24 0)) (.cse20 (<= 5 ~a2~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse3 .cse7 .cse8) (and .cse9 .cse10 .cse4 .cse11) (and .cse12 .cse0 .cse13 .cse7 .cse8 .cse14) (and .cse9 .cse4 .cse11 .cse6) (and .cse9 .cse13 .cse15 .cse6) (and .cse16 .cse17 .cse4 .cse14) (and .cse0 .cse4 .cse8 .cse11) (and .cse12 .cse18 .cse13 .cse17 .cse15) (and .cse9 .cse12 .cse19 .cse13 .cse7 .cse20) (and .cse16 .cse0 .cse13 .cse21 .cse20) (and .cse12 .cse16 .cse13 .cse17 .cse7 .cse20) (and .cse0 .cse13 .cse21 .cse15 .cse8) (and .cse12 .cse0 .cse13 .cse7 .cse8 .cse20) (and .cse9 .cse19 .cse13 .cse21 .cse14) (and .cse2 .cse4 .cse15 (not (<= ~a29~0 43)) .cse6) (and .cse16 .cse1 .cse3 .cse17 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5) (and .cse19 .cse3 .cse4 .cse22) (and .cse12 .cse2 .cse13 (<= (+ 366639 ~a0~0) 0) .cse11) (and .cse2 .cse4 .cse14 .cse6) (and .cse10 .cse14 .cse22) (and .cse2 .cse4 .cse20 .cse6) (and .cse16 .cse17 .cse4 .cse15 .cse23 .cse6) (and .cse12 .cse2 .cse13 .cse17 .cse21 .cse20) (and .cse18 .cse17 .cse4 .cse20) (and .cse12 .cse18 .cse13 .cse3 .cse17 .cse7) (and .cse18 (or (and .cse9 .cse4 .cse15) (and .cse16 .cse10 .cse17 .cse4 .cse15 .cse23))) (and .cse16 .cse0 .cse4 .cse20) (and (or (and .cse16 .cse13 .cse11) (and .cse12 .cse13 .cse8 .cse11)) .cse7) (and .cse16 .cse17 .cse4 .cse11 .cse6) (and .cse12 .cse2 .cse13 .cse3 .cse21) (and .cse16 .cse18 .cse17 .cse4 .cse11) (and .cse9 .cse13 .cse17 .cse7 .cse20))))) [2022-11-16 11:21:12,685 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-16 11:21:12,685 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-16 11:21:12,685 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,685 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,685 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,686 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,686 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,686 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,686 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,686 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-11-16 11:21:12,686 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,687 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-11-16 11:21:12,687 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-11-16 11:21:12,687 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,687 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-11-16 11:21:12,687 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-11-16 11:21:12,688 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-16 11:21:12,688 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-16 11:21:12,688 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,688 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,688 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,688 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,688 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,688 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,689 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,690 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse27 (div ~a29~0 5))) (let ((.cse24 (+ 98 ~a0~0)) (.cse25 (+ ~a29~0 127)) (.cse26 (div (+ (- 403019) .cse27) 5))) (let ((.cse1 (< (+ 15 .cse26) 0)) (.cse5 (or (< (+ 16 .cse26) 0) (= (mod (+ .cse27 1) 5) 0))) (.cse19 (< (div (+ (- ~a29~0) (- 384948)) 10) 728448)) (.cse14 (= ~a2~0 4)) (.cse22 (<= .cse25 0)) (.cse10 (<= (+ 104 ~a4~0) 0)) (.cse15 (= ~a2~0 1)) (.cse23 (< 0 .cse24)) (.cse0 (< 43 ~a29~0)) (.cse8 (< (div (* ~a29~0 9) 10) 579664)) (.cse6 (<= (+ ~a0~0 61) 0)) (.cse12 (< 0 (+ ~a4~0 86))) (.cse2 (< (div (+ (- 315762) ~a29~0) 5) 109469)) (.cse3 (= 2 ~a2~0)) (.cse21 (<= (+ ~a0~0 147) 0)) (.cse16 (<= ~a29~0 96177)) (.cse18 (<= ~a29~0 41)) (.cse4 (<= (+ 89 ~a4~0) 0)) (.cse11 (= 3 ~a2~0)) (.cse9 (not (< 0 (+ ~a29~0 16)))) (.cse13 (<= (+ 42 ~a4~0) 0)) (.cse17 (<= 0 .cse25)) (.cse7 (<= .cse24 0)) (.cse20 (<= 5 ~a2~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse3 .cse7 .cse8) (and .cse9 .cse10 .cse4 .cse11) (and .cse12 .cse0 .cse13 .cse7 .cse8 .cse14) (and .cse9 .cse4 .cse11 .cse6) (and .cse9 .cse13 .cse15 .cse6) (and .cse16 .cse17 .cse4 .cse14) (and .cse0 .cse4 .cse8 .cse11) (and .cse12 .cse18 .cse13 .cse17 .cse15) (and .cse9 .cse12 .cse19 .cse13 .cse7 .cse20) (and .cse16 .cse0 .cse13 .cse21 .cse20) (and .cse12 .cse16 .cse13 .cse17 .cse7 .cse20) (and .cse0 .cse13 .cse21 .cse15 .cse8) (and .cse12 .cse0 .cse13 .cse7 .cse8 .cse20) (and .cse9 .cse19 .cse13 .cse21 .cse14) (and .cse2 .cse4 .cse15 (not (<= ~a29~0 43)) .cse6) (and .cse16 .cse1 .cse3 .cse17 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5) (and .cse19 .cse3 .cse4 .cse22) (and .cse12 .cse2 .cse13 (<= (+ 366639 ~a0~0) 0) .cse11) (and .cse2 .cse4 .cse14 .cse6) (and .cse10 .cse14 .cse22) (and .cse2 .cse4 .cse20 .cse6) (and .cse16 .cse17 .cse4 .cse15 .cse23 .cse6) (and .cse12 .cse2 .cse13 .cse17 .cse21 .cse20) (and .cse18 .cse17 .cse4 .cse20) (and .cse12 .cse18 .cse13 .cse3 .cse17 .cse7) (and .cse18 (or (and .cse9 .cse4 .cse15) (and .cse16 .cse10 .cse17 .cse4 .cse15 .cse23))) (and .cse16 .cse0 .cse4 .cse20) (and (or (and .cse16 .cse13 .cse11) (and .cse12 .cse13 .cse8 .cse11)) .cse7) (and .cse16 .cse17 .cse4 .cse11 .cse6) (and .cse12 .cse2 .cse13 .cse3 .cse21) (and .cse16 .cse18 .cse17 .cse4 .cse11) (and .cse9 .cse13 .cse17 .cse7 .cse20))))) [2022-11-16 11:21:12,690 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,690 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-16 11:21:12,690 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-16 11:21:12,690 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,690 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,691 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,692 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,692 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,692 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,692 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,692 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-16 11:21:12,692 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-16 11:21:12,692 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,692 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,692 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,693 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,693 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,693 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,693 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-16 11:21:12,693 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,693 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-16 11:21:12,694 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,694 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,694 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,694 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,694 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,694 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,695 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,695 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-16 11:21:12,695 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-16 11:21:12,695 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,695 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,695 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,696 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,696 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,696 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,696 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,696 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-16 11:21:12,696 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-16 11:21:12,696 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,696 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,696 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,697 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,698 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,698 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,698 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,698 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse27 (div ~a29~0 5))) (let ((.cse24 (+ 98 ~a0~0)) (.cse25 (+ ~a29~0 127)) (.cse26 (div (+ (- 403019) .cse27) 5))) (let ((.cse1 (< (+ 15 .cse26) 0)) (.cse5 (or (< (+ 16 .cse26) 0) (= (mod (+ .cse27 1) 5) 0))) (.cse19 (< (div (+ (- ~a29~0) (- 384948)) 10) 728448)) (.cse14 (= ~a2~0 4)) (.cse22 (<= .cse25 0)) (.cse10 (<= (+ 104 ~a4~0) 0)) (.cse15 (= ~a2~0 1)) (.cse23 (< 0 .cse24)) (.cse0 (< 43 ~a29~0)) (.cse8 (< (div (* ~a29~0 9) 10) 579664)) (.cse6 (<= (+ ~a0~0 61) 0)) (.cse12 (< 0 (+ ~a4~0 86))) (.cse2 (< (div (+ (- 315762) ~a29~0) 5) 109469)) (.cse3 (= 2 ~a2~0)) (.cse21 (<= (+ ~a0~0 147) 0)) (.cse16 (<= ~a29~0 96177)) (.cse18 (<= ~a29~0 41)) (.cse4 (<= (+ 89 ~a4~0) 0)) (.cse11 (= 3 ~a2~0)) (.cse9 (not (< 0 (+ ~a29~0 16)))) (.cse13 (<= (+ 42 ~a4~0) 0)) (.cse17 (<= 0 .cse25)) (.cse7 (<= .cse24 0)) (.cse20 (<= 5 ~a2~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse3 .cse7 .cse8) (and .cse9 .cse10 .cse4 .cse11) (and .cse12 .cse0 .cse13 .cse7 .cse8 .cse14) (and .cse9 .cse4 .cse11 .cse6) (and .cse9 .cse13 .cse15 .cse6) (and .cse16 .cse17 .cse4 .cse14) (and .cse0 .cse4 .cse8 .cse11) (and .cse12 .cse18 .cse13 .cse17 .cse15) (and .cse9 .cse12 .cse19 .cse13 .cse7 .cse20) (and .cse16 .cse0 .cse13 .cse21 .cse20) (and .cse12 .cse16 .cse13 .cse17 .cse7 .cse20) (and .cse0 .cse13 .cse21 .cse15 .cse8) (and .cse12 .cse0 .cse13 .cse7 .cse8 .cse20) (and .cse9 .cse19 .cse13 .cse21 .cse14) (and .cse2 .cse4 .cse15 (not (<= ~a29~0 43)) .cse6) (and .cse16 .cse1 .cse3 .cse17 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5) (and .cse19 .cse3 .cse4 .cse22) (and .cse12 .cse2 .cse13 (<= (+ 366639 ~a0~0) 0) .cse11) (and .cse2 .cse4 .cse14 .cse6) (and .cse10 .cse14 .cse22) (and .cse2 .cse4 .cse20 .cse6) (and .cse16 .cse17 .cse4 .cse15 .cse23 .cse6) (and .cse12 .cse2 .cse13 .cse17 .cse21 .cse20) (and .cse18 .cse17 .cse4 .cse20) (and .cse12 .cse18 .cse13 .cse3 .cse17 .cse7) (and .cse18 (or (and .cse9 .cse4 .cse15) (and .cse16 .cse10 .cse17 .cse4 .cse15 .cse23))) (and .cse16 .cse0 .cse4 .cse20) (and (or (and .cse16 .cse13 .cse11) (and .cse12 .cse13 .cse8 .cse11)) .cse7) (and .cse16 .cse17 .cse4 .cse11 .cse6) (and .cse12 .cse2 .cse13 .cse3 .cse21) (and .cse16 .cse18 .cse17 .cse4 .cse11) (and .cse9 .cse13 .cse17 .cse7 .cse20))))) [2022-11-16 11:21:12,698 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-16 11:21:12,698 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-16 11:21:12,698 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,699 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,699 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,699 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,699 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,699 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,699 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,699 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,699 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-16 11:21:12,699 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-16 11:21:12,700 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,700 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-11-16 11:21:12,700 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-11-16 11:21:12,700 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,700 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,700 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,700 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,700 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,700 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,700 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-16 11:21:12,701 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,702 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,703 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,704 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-11-16 11:21:12,704 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-11-16 11:21:12,704 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,704 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-16 11:21:12,704 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,704 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-11-16 11:21:12,704 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,705 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-16 11:21:12,705 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-11-16 11:21:12,709 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] [2022-11-16 11:21:12,711 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 11:21:12,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:21:12 BoogieIcfgContainer [2022-11-16 11:21:12,788 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 11:21:12,789 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:21:12,789 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:21:12,790 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:21:12,790 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:18:14" (3/4) ... [2022-11-16 11:21:12,794 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 11:21:12,838 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-16 11:21:12,840 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 11:21:12,843 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-16 11:21:12,845 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 11:21:13,077 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 11:21:13,078 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:21:13,078 INFO L158 Benchmark]: Toolchain (without parser) took 185063.81ms. Allocated memory was 94.4MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 54.1MB in the beginning and 655.0MB in the end (delta: -600.9MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-11-16 11:21:13,079 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:21:13,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1549.35ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 53.8MB in the beginning and 53.6MB in the end (delta: 196.1kB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-11-16 11:21:13,080 INFO L158 Benchmark]: Boogie Procedure Inliner took 325.66ms. Allocated memory is still 113.2MB. Free memory was 53.6MB in the beginning and 46.0MB in the end (delta: 7.6MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2022-11-16 11:21:13,080 INFO L158 Benchmark]: Boogie Preprocessor took 311.58ms. Allocated memory is still 113.2MB. Free memory was 46.0MB in the beginning and 46.1MB in the end (delta: -86.6kB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-11-16 11:21:13,083 INFO L158 Benchmark]: RCFGBuilder took 4509.36ms. Allocated memory was 113.2MB in the beginning and 281.0MB in the end (delta: 167.8MB). Free memory was 46.1MB in the beginning and 160.8MB in the end (delta: -114.7MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. [2022-11-16 11:21:13,084 INFO L158 Benchmark]: TraceAbstraction took 178068.21ms. Allocated memory was 281.0MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 160.8MB in the beginning and 679.6MB in the end (delta: -518.7MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2022-11-16 11:21:13,084 INFO L158 Benchmark]: Witness Printer took 288.48ms. Allocated memory is still 2.1GB. Free memory was 679.6MB in the beginning and 655.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-16 11:21:13,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1549.35ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 53.8MB in the beginning and 53.6MB in the end (delta: 196.1kB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 325.66ms. Allocated memory is still 113.2MB. Free memory was 53.6MB in the beginning and 46.0MB in the end (delta: 7.6MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 311.58ms. Allocated memory is still 113.2MB. Free memory was 46.0MB in the beginning and 46.1MB in the end (delta: -86.6kB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4509.36ms. Allocated memory was 113.2MB in the beginning and 281.0MB in the end (delta: 167.8MB). Free memory was 46.1MB in the beginning and 160.8MB in the end (delta: -114.7MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. * TraceAbstraction took 178068.21ms. Allocated memory was 281.0MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 160.8MB in the beginning and 679.6MB in the end (delta: -518.7MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. * Witness Printer took 288.48ms. Allocated memory is still 2.1GB. Free memory was 679.6MB in the beginning and 655.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 149]: 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: 177.9s, OverallIterations: 23, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 88.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 42.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14216 SdHoareTripleChecker+Valid, 79.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14216 mSDsluCounter, 8630 SdHoareTripleChecker+Invalid, 69.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 317 IncrementalHoareTripleChecker+Unchecked, 1039 mSDsCounter, 9593 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29046 IncrementalHoareTripleChecker+Invalid, 38956 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9593 mSolverCounterUnsat, 7591 mSDtfsCounter, 29046 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4959 GetRequests, 4887 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36893occurred in iteration=16, InterpolantAutomatonStates: 88, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 7.7s AutomataMinimizationTime, 23 MinimizatonAttempts, 79245 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 270 NumberOfFragments, 2746 HoareAnnotationTreeSize, 4 FomulaSimplifications, 26444 FormulaSimplificationTreeSizeReduction, 15.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 242199 FormulaSimplificationTreeSizeReductionInter, 26.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 32.1s InterpolantComputationTime, 15413 NumberOfCodeBlocks, 15413 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 16955 ConstructedInterpolants, 282 QuantifiedInterpolants, 73822 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4167 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 32 InterpolantComputations, 22 PerfectInterpolantSequences, 18580/20868 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((43 < a29 && 15 + (-403019 + a29 / 5) / 5 < 0) && (-315762 + a29) / 5 < 109469) && 2 == a2) && 89 + a4 <= 0) && (16 + (-403019 + a29 / 5) / 5 < 0 || (a29 / 5 + 1) % 5 == 0)) && a0 + 61 <= 0) || (((43 < a29 && 2 == a2) && 98 + a0 <= 0) && a29 * 9 / 10 < 579664)) || (((!(0 < a29 + 16) && 104 + a4 <= 0) && 89 + a4 <= 0) && 3 == a2)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 * 9 / 10 < 579664) && a2 == 4)) || (((!(0 < a29 + 16) && 89 + a4 <= 0) && 3 == a2) && a0 + 61 <= 0)) || (((!(0 < a29 + 16) && 42 + a4 <= 0) && a2 == 1) && a0 + 61 <= 0)) || (((a29 <= 96177 && 0 <= a29 + 127) && 89 + a4 <= 0) && a2 == 4)) || (((43 < a29 && 89 + a4 <= 0) && a29 * 9 / 10 < 579664) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1)) || (((((!(0 < a29 + 16) && 0 < a4 + 86) && (-a29 + -384948) / 10 < 728448) && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2)) || ((((a29 <= 96177 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2)) || (((((0 < a4 + 86 && a29 <= 96177) && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((((43 < a29 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && a29 * 9 / 10 < 579664)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 * 9 / 10 < 579664) && 5 <= a2)) || ((((!(0 < a29 + 16) && (-a29 + -384948) / 10 < 728448) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)) || (((((-315762 + a29) / 5 < 109469 && 89 + a4 <= 0) && a2 == 1) && !(a29 <= 43)) && a0 + 61 <= 0)) || (((((a29 <= 96177 && 15 + (-403019 + a29 / 5) / 5 < 0) && 2 == a2) && 0 <= a29 + 127) && 89 + a4 <= 0) && (16 + (-403019 + a29 / 5) / 5 < 0 || (a29 / 5 + 1) % 5 == 0))) || ((((((43 < a29 && 15 + (-403019 + a29 / 5) / 5 < 0) && (-315762 + a29) / 5 < 109469) && 104 + a4 <= 0) && 2 == a2) && 89 + a4 <= 0) && (16 + (-403019 + a29 / 5) / 5 < 0 || (a29 / 5 + 1) % 5 == 0))) || ((((-a29 + -384948) / 10 < 728448 && 2 == a2) && 89 + a4 <= 0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && (-315762 + a29) / 5 < 109469) && 42 + a4 <= 0) && 366639 + a0 <= 0) && 3 == a2)) || ((((-315762 + a29) / 5 < 109469 && 89 + a4 <= 0) && a2 == 4) && a0 + 61 <= 0)) || ((104 + a4 <= 0 && a2 == 4) && a29 + 127 <= 0)) || ((((-315762 + a29) / 5 < 109469 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || (((((a29 <= 96177 && 0 <= a29 + 127) && 89 + a4 <= 0) && a2 == 1) && 0 < 98 + a0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && (-315762 + a29) / 5 < 109469) && 42 + a4 <= 0) && 0 <= a29 + 127) && a0 + 147 <= 0) && 5 <= a2)) || (((a29 <= 41 && 0 <= a29 + 127) && 89 + a4 <= 0) && 5 <= a2)) || (((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 127) && 98 + a0 <= 0)) || (a29 <= 41 && (((!(0 < a29 + 16) && 89 + a4 <= 0) && a2 == 1) || (((((a29 <= 96177 && 104 + a4 <= 0) && 0 <= a29 + 127) && 89 + a4 <= 0) && a2 == 1) && 0 < 98 + a0)))) || (((a29 <= 96177 && 43 < a29) && 89 + a4 <= 0) && 5 <= a2)) || ((((a29 <= 96177 && 42 + a4 <= 0) && 3 == a2) || (((0 < a4 + 86 && 42 + a4 <= 0) && a29 * 9 / 10 < 579664) && 3 == a2)) && 98 + a0 <= 0)) || ((((a29 <= 96177 && 0 <= a29 + 127) && 89 + a4 <= 0) && 3 == a2) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && (-315762 + a29) / 5 < 109469) && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0)) || ((((a29 <= 96177 && a29 <= 41) && 0 <= a29 + 127) && 89 + a4 <= 0) && 3 == a2)) || ((((!(0 < a29 + 16) && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((43 < a29 && 15 + (-403019 + a29 / 5) / 5 < 0) && (-315762 + a29) / 5 < 109469) && 2 == a2) && 89 + a4 <= 0) && (16 + (-403019 + a29 / 5) / 5 < 0 || (a29 / 5 + 1) % 5 == 0)) && a0 + 61 <= 0) || (((43 < a29 && 2 == a2) && 98 + a0 <= 0) && a29 * 9 / 10 < 579664)) || (((!(0 < a29 + 16) && 104 + a4 <= 0) && 89 + a4 <= 0) && 3 == a2)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 * 9 / 10 < 579664) && a2 == 4)) || (((!(0 < a29 + 16) && 89 + a4 <= 0) && 3 == a2) && a0 + 61 <= 0)) || (((!(0 < a29 + 16) && 42 + a4 <= 0) && a2 == 1) && a0 + 61 <= 0)) || (((a29 <= 96177 && 0 <= a29 + 127) && 89 + a4 <= 0) && a2 == 4)) || (((43 < a29 && 89 + a4 <= 0) && a29 * 9 / 10 < 579664) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1)) || (((((!(0 < a29 + 16) && 0 < a4 + 86) && (-a29 + -384948) / 10 < 728448) && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2)) || ((((a29 <= 96177 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2)) || (((((0 < a4 + 86 && a29 <= 96177) && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((((43 < a29 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && a29 * 9 / 10 < 579664)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 * 9 / 10 < 579664) && 5 <= a2)) || ((((!(0 < a29 + 16) && (-a29 + -384948) / 10 < 728448) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)) || (((((-315762 + a29) / 5 < 109469 && 89 + a4 <= 0) && a2 == 1) && !(a29 <= 43)) && a0 + 61 <= 0)) || (((((a29 <= 96177 && 15 + (-403019 + a29 / 5) / 5 < 0) && 2 == a2) && 0 <= a29 + 127) && 89 + a4 <= 0) && (16 + (-403019 + a29 / 5) / 5 < 0 || (a29 / 5 + 1) % 5 == 0))) || ((((((43 < a29 && 15 + (-403019 + a29 / 5) / 5 < 0) && (-315762 + a29) / 5 < 109469) && 104 + a4 <= 0) && 2 == a2) && 89 + a4 <= 0) && (16 + (-403019 + a29 / 5) / 5 < 0 || (a29 / 5 + 1) % 5 == 0))) || ((((-a29 + -384948) / 10 < 728448 && 2 == a2) && 89 + a4 <= 0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && (-315762 + a29) / 5 < 109469) && 42 + a4 <= 0) && 366639 + a0 <= 0) && 3 == a2)) || ((((-315762 + a29) / 5 < 109469 && 89 + a4 <= 0) && a2 == 4) && a0 + 61 <= 0)) || ((104 + a4 <= 0 && a2 == 4) && a29 + 127 <= 0)) || ((((-315762 + a29) / 5 < 109469 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || (((((a29 <= 96177 && 0 <= a29 + 127) && 89 + a4 <= 0) && a2 == 1) && 0 < 98 + a0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && (-315762 + a29) / 5 < 109469) && 42 + a4 <= 0) && 0 <= a29 + 127) && a0 + 147 <= 0) && 5 <= a2)) || (((a29 <= 41 && 0 <= a29 + 127) && 89 + a4 <= 0) && 5 <= a2)) || (((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 127) && 98 + a0 <= 0)) || (a29 <= 41 && (((!(0 < a29 + 16) && 89 + a4 <= 0) && a2 == 1) || (((((a29 <= 96177 && 104 + a4 <= 0) && 0 <= a29 + 127) && 89 + a4 <= 0) && a2 == 1) && 0 < 98 + a0)))) || (((a29 <= 96177 && 43 < a29) && 89 + a4 <= 0) && 5 <= a2)) || ((((a29 <= 96177 && 42 + a4 <= 0) && 3 == a2) || (((0 < a4 + 86 && 42 + a4 <= 0) && a29 * 9 / 10 < 579664) && 3 == a2)) && 98 + a0 <= 0)) || ((((a29 <= 96177 && 0 <= a29 + 127) && 89 + a4 <= 0) && 3 == a2) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && (-315762 + a29) / 5 < 109469) && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0)) || ((((a29 <= 96177 && a29 <= 41) && 0 <= a29 + 127) && 89 + a4 <= 0) && 3 == a2)) || ((((!(0 < a29 + 16) && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((43 < a29 && 15 + (-403019 + a29 / 5) / 5 < 0) && (-315762 + a29) / 5 < 109469) && 2 == a2) && 89 + a4 <= 0) && (16 + (-403019 + a29 / 5) / 5 < 0 || (a29 / 5 + 1) % 5 == 0)) && a0 + 61 <= 0) || (((43 < a29 && 2 == a2) && 98 + a0 <= 0) && a29 * 9 / 10 < 579664)) || (((!(0 < a29 + 16) && 104 + a4 <= 0) && 89 + a4 <= 0) && 3 == a2)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 * 9 / 10 < 579664) && a2 == 4)) || (((!(0 < a29 + 16) && 89 + a4 <= 0) && 3 == a2) && a0 + 61 <= 0)) || (((!(0 < a29 + 16) && 42 + a4 <= 0) && a2 == 1) && a0 + 61 <= 0)) || (((a29 <= 96177 && 0 <= a29 + 127) && 89 + a4 <= 0) && a2 == 4)) || (((43 < a29 && 89 + a4 <= 0) && a29 * 9 / 10 < 579664) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1)) || (((((!(0 < a29 + 16) && 0 < a4 + 86) && (-a29 + -384948) / 10 < 728448) && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2)) || ((((a29 <= 96177 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2)) || (((((0 < a4 + 86 && a29 <= 96177) && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((((43 < a29 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && a29 * 9 / 10 < 579664)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 * 9 / 10 < 579664) && 5 <= a2)) || ((((!(0 < a29 + 16) && (-a29 + -384948) / 10 < 728448) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4)) || (((((-315762 + a29) / 5 < 109469 && 89 + a4 <= 0) && a2 == 1) && !(a29 <= 43)) && a0 + 61 <= 0)) || (((((a29 <= 96177 && 15 + (-403019 + a29 / 5) / 5 < 0) && 2 == a2) && 0 <= a29 + 127) && 89 + a4 <= 0) && (16 + (-403019 + a29 / 5) / 5 < 0 || (a29 / 5 + 1) % 5 == 0))) || ((((((43 < a29 && 15 + (-403019 + a29 / 5) / 5 < 0) && (-315762 + a29) / 5 < 109469) && 104 + a4 <= 0) && 2 == a2) && 89 + a4 <= 0) && (16 + (-403019 + a29 / 5) / 5 < 0 || (a29 / 5 + 1) % 5 == 0))) || ((((-a29 + -384948) / 10 < 728448 && 2 == a2) && 89 + a4 <= 0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && (-315762 + a29) / 5 < 109469) && 42 + a4 <= 0) && 366639 + a0 <= 0) && 3 == a2)) || ((((-315762 + a29) / 5 < 109469 && 89 + a4 <= 0) && a2 == 4) && a0 + 61 <= 0)) || ((104 + a4 <= 0 && a2 == 4) && a29 + 127 <= 0)) || ((((-315762 + a29) / 5 < 109469 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || (((((a29 <= 96177 && 0 <= a29 + 127) && 89 + a4 <= 0) && a2 == 1) && 0 < 98 + a0) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && (-315762 + a29) / 5 < 109469) && 42 + a4 <= 0) && 0 <= a29 + 127) && a0 + 147 <= 0) && 5 <= a2)) || (((a29 <= 41 && 0 <= a29 + 127) && 89 + a4 <= 0) && 5 <= a2)) || (((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 127) && 98 + a0 <= 0)) || (a29 <= 41 && (((!(0 < a29 + 16) && 89 + a4 <= 0) && a2 == 1) || (((((a29 <= 96177 && 104 + a4 <= 0) && 0 <= a29 + 127) && 89 + a4 <= 0) && a2 == 1) && 0 < 98 + a0)))) || (((a29 <= 96177 && 43 < a29) && 89 + a4 <= 0) && 5 <= a2)) || ((((a29 <= 96177 && 42 + a4 <= 0) && 3 == a2) || (((0 < a4 + 86 && 42 + a4 <= 0) && a29 * 9 / 10 < 579664) && 3 == a2)) && 98 + a0 <= 0)) || ((((a29 <= 96177 && 0 <= a29 + 127) && 89 + a4 <= 0) && 3 == a2) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && (-315762 + a29) / 5 < 109469) && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0)) || ((((a29 <= 96177 && a29 <= 41) && 0 <= a29 + 127) && 89 + a4 <= 0) && 3 == a2)) || ((((!(0 < a29 + 16) && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2) RESULT: Ultimate proved your program to be correct! [2022-11-16 11:21:13,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaca7e1d-2de5-4f97-a7e4-f52be053982c/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE