./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --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 4813005008457a5d4e6ae5277d71ca9796b28c553541eb8e67cfaf33286f04c4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:52:59,493 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:52:59,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 04:52:59,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:52:59,563 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:52:59,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:52:59,588 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:52:59,589 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:52:59,590 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:52:59,590 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:52:59,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:52:59,591 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:52:59,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:52:59,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:52:59,593 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:52:59,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:52:59,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:52:59,595 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:52:59,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:52:59,596 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:52:59,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:52:59,597 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:52:59,598 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:52:59,598 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:52:59,598 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:52:59,599 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:52:59,599 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:52:59,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:52:59,600 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:52:59,601 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:52:59,601 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:52:59,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:52:59,602 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:52:59,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:52:59,602 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:52:59,602 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:52:59,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:52:59,603 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:52:59,603 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:52:59,603 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:52:59,603 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:52:59,603 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:52:59,604 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4813005008457a5d4e6ae5277d71ca9796b28c553541eb8e67cfaf33286f04c4 [2023-11-29 04:52:59,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:52:59,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:52:59,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:52:59,828 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:52:59,828 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:52:59,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/eca-rers2012/Problem17_label22.c [2023-11-29 04:53:02,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:53:02,957 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:53:02,958 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/sv-benchmarks/c/eca-rers2012/Problem17_label22.c [2023-11-29 04:53:02,980 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/data/c1a82ee0c/ca012dc48c124165801f366ed2319290/FLAG8b059f978 [2023-11-29 04:53:02,992 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/data/c1a82ee0c/ca012dc48c124165801f366ed2319290 [2023-11-29 04:53:02,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:53:02,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:53:02,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:53:02,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:53:03,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:53:03,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:53:02" (1/1) ... [2023-11-29 04:53:03,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8067079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:03, skipping insertion in model container [2023-11-29 04:53:03,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:53:02" (1/1) ... [2023-11-29 04:53:03,091 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:53:03,279 WARN L240 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_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/sv-benchmarks/c/eca-rers2012/Problem17_label22.c[7589,7602] [2023-11-29 04:53:03,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:53:03,790 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:53:03,815 WARN L240 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_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/sv-benchmarks/c/eca-rers2012/Problem17_label22.c[7589,7602] [2023-11-29 04:53:04,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:53:04,136 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:53:04,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04 WrapperNode [2023-11-29 04:53:04,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:53:04,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:53:04,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:53:04,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:53:04,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,435 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2612 [2023-11-29 04:53:04,435 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:53:04,436 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:53:04,436 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:53:04,436 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:53:04,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,479 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,622 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 04:53:04,623 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,623 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,759 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,796 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:53:04,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:53:04,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:53:04,838 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:53:04,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (1/1) ... [2023-11-29 04:53:04,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:53:04,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:53:04,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:53:04,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:53:04,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:53:04,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:53:04,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:53:04,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:53:04,971 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:53:04,973 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:53:08,711 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:53:08,755 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:53:08,756 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:53:08,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:53:08 BoogieIcfgContainer [2023-11-29 04:53:08,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:53:08,759 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:53:08,759 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:53:08,761 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:53:08,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:53:02" (1/3) ... [2023-11-29 04:53:08,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb74f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:53:08, skipping insertion in model container [2023-11-29 04:53:08,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:53:04" (2/3) ... [2023-11-29 04:53:08,763 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb74f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:53:08, skipping insertion in model container [2023-11-29 04:53:08,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:53:08" (3/3) ... [2023-11-29 04:53:08,764 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label22.c [2023-11-29 04:53:08,778 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:53:08,778 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:53:08,830 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:53:08,836 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=LoopHeads, 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;@46a0f3f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:53:08,837 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:53:08,843 INFO L276 IsEmpty]: Start isEmpty. Operand has 528 states, 526 states have (on average 1.9011406844106464) internal successors, (1000), 527 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:08,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-29 04:53:08,849 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:08,850 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:08,851 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:08,855 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:08,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1255789717, now seen corresponding path program 1 times [2023-11-29 04:53:08,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:08,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779586021] [2023-11-29 04:53:08,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:08,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:09,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:53:09,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:09,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779586021] [2023-11-29 04:53:09,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779586021] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:09,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:09,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:53:09,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356245864] [2023-11-29 04:53:09,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:09,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:53:09,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:09,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:53:09,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:53:09,045 INFO L87 Difference]: Start difference. First operand has 528 states, 526 states have (on average 1.9011406844106464) internal successors, (1000), 527 states have internal predecessors, (1000), 0 states have call successors, (0), 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 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:09,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:09,112 INFO L93 Difference]: Finished difference Result 1055 states and 1999 transitions. [2023-11-29 04:53:09,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:53:09,114 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 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 50 [2023-11-29 04:53:09,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:09,131 INFO L225 Difference]: With dead ends: 1055 [2023-11-29 04:53:09,131 INFO L226 Difference]: Without dead ends: 526 [2023-11-29 04:53:09,136 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:53:09,140 INFO L413 NwaCegarLoop]: 935 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:09,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 935 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:53:09,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2023-11-29 04:53:09,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 526. [2023-11-29 04:53:09,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 525 states have (on average 1.7809523809523808) internal successors, (935), 525 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:09,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 935 transitions. [2023-11-29 04:53:09,203 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 935 transitions. Word has length 50 [2023-11-29 04:53:09,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:09,204 INFO L495 AbstractCegarLoop]: Abstraction has 526 states and 935 transitions. [2023-11-29 04:53:09,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:09,204 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 935 transitions. [2023-11-29 04:53:09,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-29 04:53:09,206 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:09,206 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:09,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 04:53:09,206 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:09,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:09,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1156969977, now seen corresponding path program 1 times [2023-11-29 04:53:09,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:09,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629822466] [2023-11-29 04:53:09,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:09,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:09,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:53:09,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:09,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629822466] [2023-11-29 04:53:09,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629822466] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:09,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:09,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:53:09,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926278921] [2023-11-29 04:53:09,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:09,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:09,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:09,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:09,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:09,376 INFO L87 Difference]: Start difference. First operand 526 states and 935 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:12,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:12,423 INFO L93 Difference]: Finished difference Result 1522 states and 2728 transitions. [2023-11-29 04:53:12,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:12,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 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 50 [2023-11-29 04:53:12,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:12,431 INFO L225 Difference]: With dead ends: 1522 [2023-11-29 04:53:12,431 INFO L226 Difference]: Without dead ends: 997 [2023-11-29 04:53:12,432 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 [2023-11-29 04:53:12,433 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 460 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 1492 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 460 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 1843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 1492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:12,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [460 Valid, 239 Invalid, 1843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 1492 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-29 04:53:12,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 997 states. [2023-11-29 04:53:12,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 997 to 981. [2023-11-29 04:53:12,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 981 states, 980 states have (on average 1.7081632653061225) internal successors, (1674), 980 states have internal predecessors, (1674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:12,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 981 states and 1674 transitions. [2023-11-29 04:53:12,463 INFO L78 Accepts]: Start accepts. Automaton has 981 states and 1674 transitions. Word has length 50 [2023-11-29 04:53:12,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:12,464 INFO L495 AbstractCegarLoop]: Abstraction has 981 states and 1674 transitions. [2023-11-29 04:53:12,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:12,464 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1674 transitions. [2023-11-29 04:53:12,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-29 04:53:12,469 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:12,470 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:12,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 04:53:12,470 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:12,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:12,471 INFO L85 PathProgramCache]: Analyzing trace with hash 132996429, now seen corresponding path program 1 times [2023-11-29 04:53:12,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:12,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272739216] [2023-11-29 04:53:12,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:12,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:12,702 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:53:12,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:12,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272739216] [2023-11-29 04:53:12,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272739216] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:12,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:12,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:53:12,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104910519] [2023-11-29 04:53:12,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:12,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:12,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:12,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:12,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:12,706 INFO L87 Difference]: Start difference. First operand 981 states and 1674 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 2 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:15,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:15,583 INFO L93 Difference]: Finished difference Result 2840 states and 4880 transitions. [2023-11-29 04:53:15,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:15,583 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 2 states have internal predecessors, (115), 0 states have call successors, (0), 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 115 [2023-11-29 04:53:15,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:15,595 INFO L225 Difference]: With dead ends: 2840 [2023-11-29 04:53:15,595 INFO L226 Difference]: Without dead ends: 1860 [2023-11-29 04:53:15,597 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 [2023-11-29 04:53:15,598 INFO L413 NwaCegarLoop]: 421 mSDtfsCounter, 407 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 1341 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 407 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 1341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:15,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [407 Valid, 494 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 1341 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 04:53:15,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1860 states. [2023-11-29 04:53:15,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1860 to 1856. [2023-11-29 04:53:15,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1856 states, 1855 states have (on average 1.4549865229110512) internal successors, (2699), 1855 states have internal predecessors, (2699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1856 states and 2699 transitions. [2023-11-29 04:53:15,653 INFO L78 Accepts]: Start accepts. Automaton has 1856 states and 2699 transitions. Word has length 115 [2023-11-29 04:53:15,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:15,653 INFO L495 AbstractCegarLoop]: Abstraction has 1856 states and 2699 transitions. [2023-11-29 04:53:15,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 2 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:15,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2699 transitions. [2023-11-29 04:53:15,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 04:53:15,659 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:15,659 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:15,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 04:53:15,660 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:15,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:15,660 INFO L85 PathProgramCache]: Analyzing trace with hash 513240376, now seen corresponding path program 1 times [2023-11-29 04:53:15,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:15,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613412165] [2023-11-29 04:53:15,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:15,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:15,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:16,086 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:53:16,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:16,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613412165] [2023-11-29 04:53:16,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613412165] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:16,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:16,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:53:16,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606610452] [2023-11-29 04:53:16,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:16,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:16,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:16,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:16,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:16,089 INFO L87 Difference]: Start difference. First operand 1856 states and 2699 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 2 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:18,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:18,906 INFO L93 Difference]: Finished difference Result 4590 states and 6639 transitions. [2023-11-29 04:53:18,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:18,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 2 states have internal predecessors, (155), 0 states have call successors, (0), 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 155 [2023-11-29 04:53:18,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:18,919 INFO L225 Difference]: With dead ends: 4590 [2023-11-29 04:53:18,919 INFO L226 Difference]: Without dead ends: 2735 [2023-11-29 04:53:18,922 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 [2023-11-29 04:53:18,923 INFO L413 NwaCegarLoop]: 473 mSDtfsCounter, 352 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1666 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:18,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 535 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1666 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 04:53:18,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2735 states. [2023-11-29 04:53:18,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2735 to 2715. [2023-11-29 04:53:18,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2715 states, 2714 states have (on average 1.3909358879882092) internal successors, (3775), 2714 states have internal predecessors, (3775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:18,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2715 states and 3775 transitions. [2023-11-29 04:53:18,993 INFO L78 Accepts]: Start accepts. Automaton has 2715 states and 3775 transitions. Word has length 155 [2023-11-29 04:53:18,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:18,994 INFO L495 AbstractCegarLoop]: Abstraction has 2715 states and 3775 transitions. [2023-11-29 04:53:18,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 2 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 3775 transitions. [2023-11-29 04:53:18,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-29 04:53:18,997 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:18,998 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:18,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 04:53:18,998 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:18,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:18,999 INFO L85 PathProgramCache]: Analyzing trace with hash -138781177, now seen corresponding path program 1 times [2023-11-29 04:53:18,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:18,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758851773] [2023-11-29 04:53:19,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:19,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:19,223 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:53:19,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:19,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758851773] [2023-11-29 04:53:19,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758851773] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:19,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:19,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:53:19,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545326510] [2023-11-29 04:53:19,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:19,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:19,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:19,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:19,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:19,227 INFO L87 Difference]: Start difference. First operand 2715 states and 3775 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 2 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:21,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:21,355 INFO L93 Difference]: Finished difference Result 6708 states and 9428 transitions. [2023-11-29 04:53:21,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:21,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 2 states have internal predecessors, (161), 0 states have call successors, (0), 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 161 [2023-11-29 04:53:21,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:21,377 INFO L225 Difference]: With dead ends: 6708 [2023-11-29 04:53:21,377 INFO L226 Difference]: Without dead ends: 3994 [2023-11-29 04:53:21,382 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 [2023-11-29 04:53:21,383 INFO L413 NwaCegarLoop]: 514 mSDtfsCounter, 347 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 1082 mSolverCounterSat, 548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 1630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 548 IncrementalHoareTripleChecker+Valid, 1082 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:21,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [347 Valid, 589 Invalid, 1630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [548 Valid, 1082 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-29 04:53:21,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3994 states. [2023-11-29 04:53:21,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3994 to 3141. [2023-11-29 04:53:21,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3141 states, 3140 states have (on average 1.2745222929936306) internal successors, (4002), 3140 states have internal predecessors, (4002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:21,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 3141 states and 4002 transitions. [2023-11-29 04:53:21,479 INFO L78 Accepts]: Start accepts. Automaton has 3141 states and 4002 transitions. Word has length 161 [2023-11-29 04:53:21,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:21,480 INFO L495 AbstractCegarLoop]: Abstraction has 3141 states and 4002 transitions. [2023-11-29 04:53:21,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 2 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:21,480 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 4002 transitions. [2023-11-29 04:53:21,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-29 04:53:21,482 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:21,483 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-29 04:53:21,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 04:53:21,483 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:21,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:21,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1589572620, now seen corresponding path program 1 times [2023-11-29 04:53:21,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:21,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046351507] [2023-11-29 04:53:21,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:21,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:21,805 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:53:21,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:21,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046351507] [2023-11-29 04:53:21,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046351507] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:21,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:21,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:53:21,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956984365] [2023-11-29 04:53:21,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:21,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:53:21,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:21,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:53:21,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:53:21,809 INFO L87 Difference]: Start difference. First operand 3141 states and 4002 transitions. Second operand has 5 states, 5 states have (on average 39.6) internal successors, (198), 5 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:24,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:24,842 INFO L93 Difference]: Finished difference Result 8006 states and 10509 transitions. [2023-11-29 04:53:24,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:53:24,843 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 39.6) internal successors, (198), 5 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 198 [2023-11-29 04:53:24,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:24,861 INFO L225 Difference]: With dead ends: 8006 [2023-11-29 04:53:24,861 INFO L226 Difference]: Without dead ends: 4866 [2023-11-29 04:53:24,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:53:24,866 INFO L413 NwaCegarLoop]: 754 mSDtfsCounter, 1655 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 1775 mSolverCounterSat, 978 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1655 SdHoareTripleChecker+Valid, 839 SdHoareTripleChecker+Invalid, 2753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 978 IncrementalHoareTripleChecker+Valid, 1775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:24,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1655 Valid, 839 Invalid, 2753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [978 Valid, 1775 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-29 04:53:24,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4866 states. [2023-11-29 04:53:24,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4866 to 4851. [2023-11-29 04:53:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4851 states, 4850 states have (on average 1.26659793814433) internal successors, (6143), 4850 states have internal predecessors, (6143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:24,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4851 states to 4851 states and 6143 transitions. [2023-11-29 04:53:24,971 INFO L78 Accepts]: Start accepts. Automaton has 4851 states and 6143 transitions. Word has length 198 [2023-11-29 04:53:24,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:24,972 INFO L495 AbstractCegarLoop]: Abstraction has 4851 states and 6143 transitions. [2023-11-29 04:53:24,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 39.6) internal successors, (198), 5 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:24,972 INFO L276 IsEmpty]: Start isEmpty. Operand 4851 states and 6143 transitions. [2023-11-29 04:53:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 04:53:24,975 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:24,975 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-29 04:53:24,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 04:53:24,976 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:24,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:24,976 INFO L85 PathProgramCache]: Analyzing trace with hash 2115883771, now seen corresponding path program 1 times [2023-11-29 04:53:24,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:24,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852771141] [2023-11-29 04:53:24,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:24,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:25,170 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-29 04:53:25,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:25,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852771141] [2023-11-29 04:53:25,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852771141] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:25,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:25,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:53:25,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733325340] [2023-11-29 04:53:25,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:25,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:25,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:25,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:25,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:25,172 INFO L87 Difference]: Start difference. First operand 4851 states and 6143 transitions. Second operand has 3 states, 3 states have (on average 45.0) 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) [2023-11-29 04:53:27,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:27,766 INFO L93 Difference]: Finished difference Result 12248 states and 15824 transitions. [2023-11-29 04:53:27,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:27,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) 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 204 [2023-11-29 04:53:27,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:27,792 INFO L225 Difference]: With dead ends: 12248 [2023-11-29 04:53:27,793 INFO L226 Difference]: Without dead ends: 7398 [2023-11-29 04:53:27,796 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 [2023-11-29 04:53:27,797 INFO L413 NwaCegarLoop]: 479 mSDtfsCounter, 396 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 1340 mSolverCounterSat, 356 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 356 IncrementalHoareTripleChecker+Valid, 1340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:27,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 543 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [356 Valid, 1340 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-29 04:53:27,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7398 states. [2023-11-29 04:53:27,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7398 to 4825. [2023-11-29 04:53:27,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4825 states, 4824 states have (on average 1.265339966832504) internal successors, (6104), 4824 states have internal predecessors, (6104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:27,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4825 states to 4825 states and 6104 transitions. [2023-11-29 04:53:27,873 INFO L78 Accepts]: Start accepts. Automaton has 4825 states and 6104 transitions. Word has length 204 [2023-11-29 04:53:27,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:27,874 INFO L495 AbstractCegarLoop]: Abstraction has 4825 states and 6104 transitions. [2023-11-29 04:53:27,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) 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) [2023-11-29 04:53:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 4825 states and 6104 transitions. [2023-11-29 04:53:27,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-29 04:53:27,876 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:27,876 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:53:27,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 04:53:27,876 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:27,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:27,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1042697993, now seen corresponding path program 1 times [2023-11-29 04:53:27,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:27,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191918622] [2023-11-29 04:53:27,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:27,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:28,204 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 75 proven. 22 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-29 04:53:28,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:28,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191918622] [2023-11-29 04:53:28,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191918622] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:53:28,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686296434] [2023-11-29 04:53:28,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:28,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:53:28,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:53:28,209 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:53:28,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 04:53:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:28,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:53:28,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:53:28,429 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-29 04:53:28,430 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:53:28,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [686296434] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:28,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:53:28,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-29 04:53:28,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696075401] [2023-11-29 04:53:28,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:28,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:28,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:28,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:28,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:53:28,432 INFO L87 Difference]: Start difference. First operand 4825 states and 6104 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:30,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:30,988 INFO L93 Difference]: Finished difference Result 13480 states and 17130 transitions. [2023-11-29 04:53:30,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:30,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 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 217 [2023-11-29 04:53:30,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:31,019 INFO L225 Difference]: With dead ends: 13480 [2023-11-29 04:53:31,020 INFO L226 Difference]: Without dead ends: 8656 [2023-11-29 04:53:31,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:53:31,025 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 432 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 1421 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 1749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 1421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:31,025 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [432 Valid, 481 Invalid, 1749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 1421 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-29 04:53:31,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8656 states. [2023-11-29 04:53:31,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8656 to 7377. [2023-11-29 04:53:31,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7377 states, 7376 states have (on average 1.247966377440347) internal successors, (9205), 7376 states have internal predecessors, (9205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7377 states to 7377 states and 9205 transitions. [2023-11-29 04:53:31,136 INFO L78 Accepts]: Start accepts. Automaton has 7377 states and 9205 transitions. Word has length 217 [2023-11-29 04:53:31,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:31,137 INFO L495 AbstractCegarLoop]: Abstraction has 7377 states and 9205 transitions. [2023-11-29 04:53:31,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:31,137 INFO L276 IsEmpty]: Start isEmpty. Operand 7377 states and 9205 transitions. [2023-11-29 04:53:31,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-11-29 04:53:31,172 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:31,172 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:53:31,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:53:31,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:53:31,373 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:31,374 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:31,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1292040107, now seen corresponding path program 1 times [2023-11-29 04:53:31,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:31,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899352682] [2023-11-29 04:53:31,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:31,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:31,646 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-29 04:53:31,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:31,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899352682] [2023-11-29 04:53:31,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899352682] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:31,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:31,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:53:31,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68295546] [2023-11-29 04:53:31,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:31,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:31,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:31,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:31,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:31,649 INFO L87 Difference]: Start difference. First operand 7377 states and 9205 transitions. Second operand has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:34,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:34,582 INFO L93 Difference]: Finished difference Result 18606 states and 23434 transitions. [2023-11-29 04:53:34,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:34,583 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 0 states have call successors, (0), 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 266 [2023-11-29 04:53:34,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:34,597 INFO L225 Difference]: With dead ends: 18606 [2023-11-29 04:53:34,597 INFO L226 Difference]: Without dead ends: 10378 [2023-11-29 04:53:34,602 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 [2023-11-29 04:53:34,603 INFO L413 NwaCegarLoop]: 943 mSDtfsCounter, 449 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 1482 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 449 SdHoareTripleChecker+Valid, 1017 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 1482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:34,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [449 Valid, 1017 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 1482 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 04:53:34,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10378 states. [2023-11-29 04:53:34,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10378 to 10370. [2023-11-29 04:53:34,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10370 states, 10369 states have (on average 1.2060950911370432) internal successors, (12506), 10369 states have internal predecessors, (12506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:34,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10370 states to 10370 states and 12506 transitions. [2023-11-29 04:53:34,721 INFO L78 Accepts]: Start accepts. Automaton has 10370 states and 12506 transitions. Word has length 266 [2023-11-29 04:53:34,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:34,722 INFO L495 AbstractCegarLoop]: Abstraction has 10370 states and 12506 transitions. [2023-11-29 04:53:34,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:34,722 INFO L276 IsEmpty]: Start isEmpty. Operand 10370 states and 12506 transitions. [2023-11-29 04:53:34,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-11-29 04:53:34,726 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:34,726 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:34,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 04:53:34,727 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:34,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:34,728 INFO L85 PathProgramCache]: Analyzing trace with hash -225339026, now seen corresponding path program 1 times [2023-11-29 04:53:34,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:34,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619458914] [2023-11-29 04:53:34,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:34,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:35,016 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 236 proven. 70 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-29 04:53:35,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:35,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619458914] [2023-11-29 04:53:35,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619458914] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:53:35,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883738183] [2023-11-29 04:53:35,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:35,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:53:35,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:53:35,018 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:53:35,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 04:53:35,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:35,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:53:35,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:53:35,398 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 236 proven. 70 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-29 04:53:35,399 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:53:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 306 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-29 04:53:35,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883738183] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 04:53:35,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:53:35,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 5 [2023-11-29 04:53:35,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679532686] [2023-11-29 04:53:35,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:35,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:53:35,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:35,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:53:35,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:53:35,787 INFO L87 Difference]: Start difference. First operand 10370 states and 12506 transitions. Second operand has 4 states, 4 states have (on average 56.5) internal successors, (226), 3 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:39,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:39,796 INFO L93 Difference]: Finished difference Result 32690 states and 39750 transitions. [2023-11-29 04:53:39,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:53:39,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 56.5) internal successors, (226), 3 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 274 [2023-11-29 04:53:39,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:39,826 INFO L225 Difference]: With dead ends: 32690 [2023-11-29 04:53:39,826 INFO L226 Difference]: Without dead ends: 21460 [2023-11-29 04:53:39,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 545 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:53:39,839 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 903 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 2320 mSolverCounterSat, 852 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 903 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 3172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 852 IncrementalHoareTripleChecker+Valid, 2320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:39,840 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [903 Valid, 155 Invalid, 3172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [852 Valid, 2320 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2023-11-29 04:53:39,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21460 states. [2023-11-29 04:53:40,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21460 to 21458. [2023-11-29 04:53:40,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21458 states, 21457 states have (on average 1.1587826816423545) internal successors, (24864), 21457 states have internal predecessors, (24864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:40,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21458 states to 21458 states and 24864 transitions. [2023-11-29 04:53:40,108 INFO L78 Accepts]: Start accepts. Automaton has 21458 states and 24864 transitions. Word has length 274 [2023-11-29 04:53:40,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:40,108 INFO L495 AbstractCegarLoop]: Abstraction has 21458 states and 24864 transitions. [2023-11-29 04:53:40,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 56.5) internal successors, (226), 3 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:40,108 INFO L276 IsEmpty]: Start isEmpty. Operand 21458 states and 24864 transitions. [2023-11-29 04:53:40,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2023-11-29 04:53:40,113 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:40,113 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:40,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 04:53:40,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:53:40,314 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:40,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:40,315 INFO L85 PathProgramCache]: Analyzing trace with hash 898150666, now seen corresponding path program 1 times [2023-11-29 04:53:40,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:40,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243685142] [2023-11-29 04:53:40,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:40,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:40,463 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-29 04:53:40,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:40,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243685142] [2023-11-29 04:53:40,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243685142] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:40,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:40,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:53:40,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536684190] [2023-11-29 04:53:40,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:40,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:40,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:40,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:40,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:40,465 INFO L87 Difference]: Start difference. First operand 21458 states and 24864 transitions. Second operand has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:42,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:42,494 INFO L93 Difference]: Finished difference Result 47591 states and 55278 transitions. [2023-11-29 04:53:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:42,495 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 0 states have call successors, (0), 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 287 [2023-11-29 04:53:42,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:42,519 INFO L225 Difference]: With dead ends: 47591 [2023-11-29 04:53:42,519 INFO L226 Difference]: Without dead ends: 25707 [2023-11-29 04:53:42,533 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 [2023-11-29 04:53:42,534 INFO L413 NwaCegarLoop]: 791 mSDtfsCounter, 371 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 1203 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 1409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:42,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 857 Invalid, 1409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1203 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-29 04:53:42,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25707 states. [2023-11-29 04:53:42,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25707 to 25707. [2023-11-29 04:53:42,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25707 states, 25706 states have (on average 1.1349101377110402) internal successors, (29174), 25706 states have internal predecessors, (29174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:42,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25707 states to 25707 states and 29174 transitions. [2023-11-29 04:53:42,767 INFO L78 Accepts]: Start accepts. Automaton has 25707 states and 29174 transitions. Word has length 287 [2023-11-29 04:53:42,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:42,768 INFO L495 AbstractCegarLoop]: Abstraction has 25707 states and 29174 transitions. [2023-11-29 04:53:42,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:42,768 INFO L276 IsEmpty]: Start isEmpty. Operand 25707 states and 29174 transitions. [2023-11-29 04:53:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2023-11-29 04:53:42,773 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:42,773 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:42,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 04:53:42,774 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:42,774 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:42,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1314930607, now seen corresponding path program 1 times [2023-11-29 04:53:42,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:42,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664448518] [2023-11-29 04:53:42,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:42,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:43,139 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 377 proven. 73 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-29 04:53:43,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:43,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664448518] [2023-11-29 04:53:43,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664448518] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:53:43,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959488166] [2023-11-29 04:53:43,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:43,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:53:43,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:53:43,141 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:53:43,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 04:53:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:43,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:53:43,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:53:43,483 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 377 proven. 73 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-29 04:53:43,483 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:53:43,776 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-29 04:53:43,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [959488166] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 04:53:43,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-29 04:53:43,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 5 [2023-11-29 04:53:43,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593492924] [2023-11-29 04:53:43,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:43,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:53:43,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:43,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:53:43,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:53:43,779 INFO L87 Difference]: Start difference. First operand 25707 states and 29174 transitions. Second operand has 4 states, 4 states have (on average 57.75) internal successors, (231), 3 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:47,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:47,214 INFO L93 Difference]: Finished difference Result 62498 states and 71198 transitions. [2023-11-29 04:53:47,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:53:47,215 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 57.75) internal successors, (231), 3 states have internal predecessors, (231), 0 states have call successors, (0), 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 348 [2023-11-29 04:53:47,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:47,242 INFO L225 Difference]: With dead ends: 62498 [2023-11-29 04:53:47,242 INFO L226 Difference]: Without dead ends: 36365 [2023-11-29 04:53:47,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 697 GetRequests, 693 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:53:47,255 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 842 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 2346 mSolverCounterSat, 493 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 842 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 2839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 493 IncrementalHoareTripleChecker+Valid, 2346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:47,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [842 Valid, 192 Invalid, 2839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [493 Valid, 2346 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-29 04:53:47,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36365 states. [2023-11-29 04:53:47,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36365 to 34237. [2023-11-29 04:53:47,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34237 states, 34236 states have (on average 1.1454609183315807) internal successors, (39216), 34236 states have internal predecessors, (39216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:47,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34237 states to 34237 states and 39216 transitions. [2023-11-29 04:53:47,569 INFO L78 Accepts]: Start accepts. Automaton has 34237 states and 39216 transitions. Word has length 348 [2023-11-29 04:53:47,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:47,570 INFO L495 AbstractCegarLoop]: Abstraction has 34237 states and 39216 transitions. [2023-11-29 04:53:47,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 57.75) internal successors, (231), 3 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:47,570 INFO L276 IsEmpty]: Start isEmpty. Operand 34237 states and 39216 transitions. [2023-11-29 04:53:47,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2023-11-29 04:53:47,579 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:47,579 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 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] [2023-11-29 04:53:47,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 04:53:47,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:53:47,780 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:47,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:47,781 INFO L85 PathProgramCache]: Analyzing trace with hash 257958992, now seen corresponding path program 1 times [2023-11-29 04:53:47,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:47,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105034846] [2023-11-29 04:53:47,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:47,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:48,180 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2023-11-29 04:53:48,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:48,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105034846] [2023-11-29 04:53:48,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105034846] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:48,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:48,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:53:48,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325503019] [2023-11-29 04:53:48,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:48,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:48,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:48,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:48,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:48,183 INFO L87 Difference]: Start difference. First operand 34237 states and 39216 transitions. Second operand has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:50,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:50,420 INFO L93 Difference]: Finished difference Result 80387 states and 92353 transitions. [2023-11-29 04:53:50,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:50,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 0 states have call successors, (0), 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 471 [2023-11-29 04:53:50,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:50,458 INFO L225 Difference]: With dead ends: 80387 [2023-11-29 04:53:50,458 INFO L226 Difference]: Without dead ends: 45724 [2023-11-29 04:53:50,476 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 [2023-11-29 04:53:50,477 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 485 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 485 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 1531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:50,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [485 Valid, 253 Invalid, 1531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 04:53:50,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45724 states. [2023-11-29 04:53:50,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45724 to 33770. [2023-11-29 04:53:50,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33770 states, 33769 states have (on average 1.1432971068139417) internal successors, (38608), 33769 states have internal predecessors, (38608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:50,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33770 states to 33770 states and 38608 transitions. [2023-11-29 04:53:50,900 INFO L78 Accepts]: Start accepts. Automaton has 33770 states and 38608 transitions. Word has length 471 [2023-11-29 04:53:50,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:50,901 INFO L495 AbstractCegarLoop]: Abstraction has 33770 states and 38608 transitions. [2023-11-29 04:53:50,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:50,901 INFO L276 IsEmpty]: Start isEmpty. Operand 33770 states and 38608 transitions. [2023-11-29 04:53:50,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2023-11-29 04:53:50,910 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:50,911 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:50,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 04:53:50,911 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:50,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:50,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1230681176, now seen corresponding path program 1 times [2023-11-29 04:53:50,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:50,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022179320] [2023-11-29 04:53:50,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:50,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:51,293 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-29 04:53:51,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:51,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022179320] [2023-11-29 04:53:51,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022179320] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:51,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:51,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:53:51,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823496277] [2023-11-29 04:53:51,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:51,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:51,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:51,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:51,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:51,296 INFO L87 Difference]: Start difference. First operand 33770 states and 38608 transitions. Second operand has 3 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:53,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:53,407 INFO L93 Difference]: Finished difference Result 80765 states and 92382 transitions. [2023-11-29 04:53:53,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:53,408 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 0 states have call successors, (0), 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 483 [2023-11-29 04:53:53,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:53,512 INFO L225 Difference]: With dead ends: 80765 [2023-11-29 04:53:53,512 INFO L226 Difference]: Without dead ends: 43594 [2023-11-29 04:53:53,525 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 [2023-11-29 04:53:53,525 INFO L413 NwaCegarLoop]: 775 mSDtfsCounter, 372 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 843 SdHoareTripleChecker+Invalid, 1449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:53,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [372 Valid, 843 Invalid, 1449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-29 04:53:53,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43594 states. [2023-11-29 04:53:53,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43594 to 38897. [2023-11-29 04:53:53,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38897 states, 38896 states have (on average 1.118264088852324) internal successors, (43496), 38896 states have internal predecessors, (43496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:53,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38897 states to 38897 states and 43496 transitions. [2023-11-29 04:53:53,960 INFO L78 Accepts]: Start accepts. Automaton has 38897 states and 43496 transitions. Word has length 483 [2023-11-29 04:53:53,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:53,960 INFO L495 AbstractCegarLoop]: Abstraction has 38897 states and 43496 transitions. [2023-11-29 04:53:53,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:53,961 INFO L276 IsEmpty]: Start isEmpty. Operand 38897 states and 43496 transitions. [2023-11-29 04:53:53,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2023-11-29 04:53:53,970 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:53,970 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:53:53,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 04:53:53,970 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:53,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:53,971 INFO L85 PathProgramCache]: Analyzing trace with hash -431960701, now seen corresponding path program 1 times [2023-11-29 04:53:53,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:53,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869903612] [2023-11-29 04:53:53,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:53,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:54,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:54,370 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2023-11-29 04:53:54,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:54,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869903612] [2023-11-29 04:53:54,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869903612] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:54,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:54,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:53:54,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451866129] [2023-11-29 04:53:54,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:54,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:54,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:54,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:54,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:54,372 INFO L87 Difference]: Start difference. First operand 38897 states and 43496 transitions. Second operand has 3 states, 3 states have (on average 100.0) internal successors, (300), 3 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:56,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:53:56,755 INFO L93 Difference]: Finished difference Result 90993 states and 101593 transitions. [2023-11-29 04:53:56,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:53:56,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 100.0) internal successors, (300), 3 states have internal predecessors, (300), 0 states have call successors, (0), 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 485 [2023-11-29 04:53:56,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:53:56,798 INFO L225 Difference]: With dead ends: 90993 [2023-11-29 04:53:56,798 INFO L226 Difference]: Without dead ends: 51665 [2023-11-29 04:53:56,808 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 [2023-11-29 04:53:56,808 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 471 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1214 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 1538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 1214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:53:56,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [471 Valid, 163 Invalid, 1538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 1214 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 04:53:56,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51665 states. [2023-11-29 04:53:57,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51665 to 49094. [2023-11-29 04:53:57,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49094 states, 49093 states have (on average 1.117104271484733) internal successors, (54842), 49093 states have internal predecessors, (54842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:57,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49094 states to 49094 states and 54842 transitions. [2023-11-29 04:53:57,350 INFO L78 Accepts]: Start accepts. Automaton has 49094 states and 54842 transitions. Word has length 485 [2023-11-29 04:53:57,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:53:57,351 INFO L495 AbstractCegarLoop]: Abstraction has 49094 states and 54842 transitions. [2023-11-29 04:53:57,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 100.0) internal successors, (300), 3 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:53:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 49094 states and 54842 transitions. [2023-11-29 04:53:57,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2023-11-29 04:53:57,369 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:53:57,370 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 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] [2023-11-29 04:53:57,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 04:53:57,370 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:53:57,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:53:57,371 INFO L85 PathProgramCache]: Analyzing trace with hash -63649556, now seen corresponding path program 1 times [2023-11-29 04:53:57,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:53:57,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984530925] [2023-11-29 04:53:57,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:53:57,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:53:57,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:53:58,159 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2023-11-29 04:53:58,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:53:58,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984530925] [2023-11-29 04:53:58,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984530925] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:53:58,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:53:58,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:53:58,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539184972] [2023-11-29 04:53:58,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:53:58,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:53:58,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:53:58,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:53:58,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:53:58,162 INFO L87 Difference]: Start difference. First operand 49094 states and 54842 transitions. Second operand has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:00,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:00,300 INFO L93 Difference]: Finished difference Result 111374 states and 124282 transitions. [2023-11-29 04:54:00,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:54:00,301 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 493 [2023-11-29 04:54:00,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:00,351 INFO L225 Difference]: With dead ends: 111374 [2023-11-29 04:54:00,351 INFO L226 Difference]: Without dead ends: 57604 [2023-11-29 04:54:00,372 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 [2023-11-29 04:54:00,372 INFO L413 NwaCegarLoop]: 720 mSDtfsCounter, 280 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1166 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 1386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:00,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 775 Invalid, 1386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1166 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-29 04:54:00,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57604 states. [2023-11-29 04:54:00,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57604 to 45662. [2023-11-29 04:54:00,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45662 states, 45661 states have (on average 1.1177810385230285) internal successors, (51039), 45661 states have internal predecessors, (51039), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:00,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45662 states to 45662 states and 51039 transitions. [2023-11-29 04:54:00,924 INFO L78 Accepts]: Start accepts. Automaton has 45662 states and 51039 transitions. Word has length 493 [2023-11-29 04:54:00,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:00,925 INFO L495 AbstractCegarLoop]: Abstraction has 45662 states and 51039 transitions. [2023-11-29 04:54:00,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:00,925 INFO L276 IsEmpty]: Start isEmpty. Operand 45662 states and 51039 transitions. [2023-11-29 04:54:00,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2023-11-29 04:54:00,940 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:00,940 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:54:00,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-29 04:54:00,940 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:00,941 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:00,941 INFO L85 PathProgramCache]: Analyzing trace with hash 97402296, now seen corresponding path program 1 times [2023-11-29 04:54:00,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:00,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620577031] [2023-11-29 04:54:00,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:00,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:01,265 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 447 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2023-11-29 04:54:01,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:01,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620577031] [2023-11-29 04:54:01,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620577031] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:01,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:01,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:54:01,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881442019] [2023-11-29 04:54:01,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:01,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:54:01,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:01,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:54:01,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:54:01,267 INFO L87 Difference]: Start difference. First operand 45662 states and 51039 transitions. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:03,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:03,412 INFO L93 Difference]: Finished difference Result 100252 states and 111803 transitions. [2023-11-29 04:54:03,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:54:03,412 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 593 [2023-11-29 04:54:03,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:03,457 INFO L225 Difference]: With dead ends: 100252 [2023-11-29 04:54:03,457 INFO L226 Difference]: Without dead ends: 50757 [2023-11-29 04:54:03,478 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 [2023-11-29 04:54:03,479 INFO L413 NwaCegarLoop]: 658 mSDtfsCounter, 493 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 1162 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 700 SdHoareTripleChecker+Invalid, 1402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:03,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [493 Valid, 700 Invalid, 1402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1162 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-29 04:54:03,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50757 states. [2023-11-29 04:54:04,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50757 to 49053. [2023-11-29 04:54:04,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49053 states, 49052 states have (on average 1.105031395254016) internal successors, (54204), 49052 states have internal predecessors, (54204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:04,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49053 states to 49053 states and 54204 transitions. [2023-11-29 04:54:04,140 INFO L78 Accepts]: Start accepts. Automaton has 49053 states and 54204 transitions. Word has length 593 [2023-11-29 04:54:04,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:04,140 INFO L495 AbstractCegarLoop]: Abstraction has 49053 states and 54204 transitions. [2023-11-29 04:54:04,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:04,141 INFO L276 IsEmpty]: Start isEmpty. Operand 49053 states and 54204 transitions. [2023-11-29 04:54:04,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2023-11-29 04:54:04,164 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:04,165 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:54:04,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 04:54:04,165 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:04,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:04,166 INFO L85 PathProgramCache]: Analyzing trace with hash -443582747, now seen corresponding path program 1 times [2023-11-29 04:54:04,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:04,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689867717] [2023-11-29 04:54:04,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:04,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:04,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:05,223 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-11-29 04:54:05,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:05,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689867717] [2023-11-29 04:54:05,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689867717] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:05,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:05,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:54:05,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673256662] [2023-11-29 04:54:05,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:05,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:54:05,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:05,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:54:05,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:54:05,227 INFO L87 Difference]: Start difference. First operand 49053 states and 54204 transitions. Second operand has 3 states, 3 states have (on average 151.66666666666666) internal successors, (455), 3 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:06,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:06,932 INFO L93 Difference]: Finished difference Result 98104 states and 108406 transitions. [2023-11-29 04:54:06,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:54:06,932 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 151.66666666666666) internal successors, (455), 3 states have internal predecessors, (455), 0 states have call successors, (0), 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 617 [2023-11-29 04:54:06,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:06,966 INFO L225 Difference]: With dead ends: 98104 [2023-11-29 04:54:06,966 INFO L226 Difference]: Without dead ends: 49052 [2023-11-29 04:54:06,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:54:06,983 INFO L413 NwaCegarLoop]: 528 mSDtfsCounter, 573 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 1092 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 573 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:06,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [573 Valid, 544 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-29 04:54:07,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49052 states. [2023-11-29 04:54:07,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49052 to 49052. [2023-11-29 04:54:07,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49052 states, 49051 states have (on average 1.104870440969603) internal successors, (54195), 49051 states have internal predecessors, (54195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:07,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49052 states to 49052 states and 54195 transitions. [2023-11-29 04:54:07,510 INFO L78 Accepts]: Start accepts. Automaton has 49052 states and 54195 transitions. Word has length 617 [2023-11-29 04:54:07,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:07,510 INFO L495 AbstractCegarLoop]: Abstraction has 49052 states and 54195 transitions. [2023-11-29 04:54:07,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 151.66666666666666) internal successors, (455), 3 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:07,511 INFO L276 IsEmpty]: Start isEmpty. Operand 49052 states and 54195 transitions. [2023-11-29 04:54:07,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 703 [2023-11-29 04:54:07,527 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:07,527 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:54:07,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 04:54:07,528 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:07,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:07,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1374365083, now seen corresponding path program 1 times [2023-11-29 04:54:07,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:07,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138805929] [2023-11-29 04:54:07,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:07,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:07,843 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2023-11-29 04:54:07,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:07,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138805929] [2023-11-29 04:54:07,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138805929] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:07,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:07,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:54:07,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089653861] [2023-11-29 04:54:07,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:07,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:54:07,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:07,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:54:07,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:54:07,846 INFO L87 Difference]: Start difference. First operand 49052 states and 54195 transitions. Second operand has 3 states, 3 states have (on average 122.33333333333333) internal successors, (367), 3 states have internal predecessors, (367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:10,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:10,093 INFO L93 Difference]: Finished difference Result 105754 states and 116620 transitions. [2023-11-29 04:54:10,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:54:10,094 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 122.33333333333333) internal successors, (367), 3 states have internal predecessors, (367), 0 states have call successors, (0), 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 702 [2023-11-29 04:54:10,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:10,143 INFO L225 Difference]: With dead ends: 105754 [2023-11-29 04:54:10,143 INFO L226 Difference]: Without dead ends: 56274 [2023-11-29 04:54:10,169 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 [2023-11-29 04:54:10,169 INFO L413 NwaCegarLoop]: 242 mSDtfsCounter, 427 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 1129 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 1370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:10,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 284 Invalid, 1370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1129 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-29 04:54:10,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56274 states. [2023-11-29 04:54:10,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56274 to 52019. [2023-11-29 04:54:10,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52019 states, 52018 states have (on average 1.0968703141220346) internal successors, (57057), 52018 states have internal predecessors, (57057), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:10,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52019 states to 52019 states and 57057 transitions. [2023-11-29 04:54:10,852 INFO L78 Accepts]: Start accepts. Automaton has 52019 states and 57057 transitions. Word has length 702 [2023-11-29 04:54:10,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:10,853 INFO L495 AbstractCegarLoop]: Abstraction has 52019 states and 57057 transitions. [2023-11-29 04:54:10,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 122.33333333333333) internal successors, (367), 3 states have internal predecessors, (367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:10,853 INFO L276 IsEmpty]: Start isEmpty. Operand 52019 states and 57057 transitions. [2023-11-29 04:54:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 807 [2023-11-29 04:54:10,879 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:10,879 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:54:10,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-29 04:54:10,880 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:10,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:10,880 INFO L85 PathProgramCache]: Analyzing trace with hash 192316438, now seen corresponding path program 1 times [2023-11-29 04:54:10,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:10,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296847414] [2023-11-29 04:54:10,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:10,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:11,905 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 523 proven. 189 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-29 04:54:11,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:11,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296847414] [2023-11-29 04:54:11,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296847414] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:54:11,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1957417939] [2023-11-29 04:54:11,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:11,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:54:11,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:54:11,907 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:54:11,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 04:54:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:12,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:54:12,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:54:12,879 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 523 proven. 189 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-29 04:54:12,880 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:54:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 523 proven. 189 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-29 04:54:14,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1957417939] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:54:14,430 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 04:54:14,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2023-11-29 04:54:14,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806710614] [2023-11-29 04:54:14,431 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 04:54:14,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 04:54:14,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:14,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 04:54:14,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 04:54:14,435 INFO L87 Difference]: Start difference. First operand 52019 states and 57057 transitions. Second operand has 6 states, 6 states have (on average 219.66666666666666) internal successors, (1318), 6 states have internal predecessors, (1318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:19,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:19,141 INFO L93 Difference]: Finished difference Result 111712 states and 122488 transitions. [2023-11-29 04:54:19,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 04:54:19,142 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 219.66666666666666) internal successors, (1318), 6 states have internal predecessors, (1318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 806 [2023-11-29 04:54:19,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:19,200 INFO L225 Difference]: With dead ends: 111712 [2023-11-29 04:54:19,200 INFO L226 Difference]: Without dead ends: 59266 [2023-11-29 04:54:19,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1616 GetRequests, 1610 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:54:19,222 INFO L413 NwaCegarLoop]: 662 mSDtfsCounter, 837 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 4379 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 837 SdHoareTripleChecker+Valid, 846 SdHoareTripleChecker+Invalid, 4626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 4379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:19,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [837 Valid, 846 Invalid, 4626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 4379 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2023-11-29 04:54:19,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59266 states. [2023-11-29 04:54:19,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59266 to 52443. [2023-11-29 04:54:19,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52443 states, 52442 states have (on average 1.0909766980664353) internal successors, (57213), 52442 states have internal predecessors, (57213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:20,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52443 states to 52443 states and 57213 transitions. [2023-11-29 04:54:20,013 INFO L78 Accepts]: Start accepts. Automaton has 52443 states and 57213 transitions. Word has length 806 [2023-11-29 04:54:20,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:20,014 INFO L495 AbstractCegarLoop]: Abstraction has 52443 states and 57213 transitions. [2023-11-29 04:54:20,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 219.66666666666666) internal successors, (1318), 6 states have internal predecessors, (1318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:20,014 INFO L276 IsEmpty]: Start isEmpty. Operand 52443 states and 57213 transitions. [2023-11-29 04:54:20,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 816 [2023-11-29 04:54:20,054 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:20,055 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 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] [2023-11-29 04:54:20,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 04:54:20,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:54:20,255 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:20,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:20,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1660624231, now seen corresponding path program 1 times [2023-11-29 04:54:20,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:20,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234178570] [2023-11-29 04:54:20,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:20,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:20,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 1014 trivial. 0 not checked. [2023-11-29 04:54:20,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:20,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234178570] [2023-11-29 04:54:20,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234178570] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:20,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:20,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:54:20,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573682808] [2023-11-29 04:54:20,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:20,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:54:20,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:21,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:54:21,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:54:21,000 INFO L87 Difference]: Start difference. First operand 52443 states and 57213 transitions. Second operand has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:22,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:22,891 INFO L93 Difference]: Finished difference Result 111247 states and 120834 transitions. [2023-11-29 04:54:22,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:54:22,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 0 states have call successors, (0), 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 815 [2023-11-29 04:54:22,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:22,945 INFO L225 Difference]: With dead ends: 111247 [2023-11-29 04:54:22,945 INFO L226 Difference]: Without dead ends: 55829 [2023-11-29 04:54:22,967 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 [2023-11-29 04:54:22,967 INFO L413 NwaCegarLoop]: 663 mSDtfsCounter, 449 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 1086 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 449 SdHoareTripleChecker+Valid, 706 SdHoareTripleChecker+Invalid, 1201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1086 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:22,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [449 Valid, 706 Invalid, 1201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1086 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-29 04:54:23,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55829 states. [2023-11-29 04:54:23,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55829 to 53701. [2023-11-29 04:54:23,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53701 states, 53700 states have (on average 1.0778212290502793) internal successors, (57879), 53700 states have internal predecessors, (57879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:23,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53701 states to 53701 states and 57879 transitions. [2023-11-29 04:54:23,707 INFO L78 Accepts]: Start accepts. Automaton has 53701 states and 57879 transitions. Word has length 815 [2023-11-29 04:54:23,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:23,707 INFO L495 AbstractCegarLoop]: Abstraction has 53701 states and 57879 transitions. [2023-11-29 04:54:23,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:23,708 INFO L276 IsEmpty]: Start isEmpty. Operand 53701 states and 57879 transitions. [2023-11-29 04:54:23,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 864 [2023-11-29 04:54:23,734 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:23,734 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:54:23,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-29 04:54:23,735 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:23,735 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:23,735 INFO L85 PathProgramCache]: Analyzing trace with hash 2106022133, now seen corresponding path program 1 times [2023-11-29 04:54:23,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:23,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287492275] [2023-11-29 04:54:23,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:23,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:24,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1323 backedges. 1025 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 04:54:24,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:24,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287492275] [2023-11-29 04:54:24,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287492275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:24,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:24,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:54:24,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667105782] [2023-11-29 04:54:24,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:24,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:54:24,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:24,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:54:24,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:54:24,688 INFO L87 Difference]: Start difference. First operand 53701 states and 57879 transitions. Second operand has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:28,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:28,189 INFO L93 Difference]: Finished difference Result 128287 states and 138198 transitions. [2023-11-29 04:54:28,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:54:28,190 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 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 863 [2023-11-29 04:54:28,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:28,259 INFO L225 Difference]: With dead ends: 128287 [2023-11-29 04:54:28,259 INFO L226 Difference]: Without dead ends: 74587 [2023-11-29 04:54:28,287 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 [2023-11-29 04:54:28,287 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 752 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 2232 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 752 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 2585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 2232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:28,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [752 Valid, 144 Invalid, 2585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 2232 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-29 04:54:28,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74587 states. [2023-11-29 04:54:28,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74587 to 72453. [2023-11-29 04:54:29,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72453 states, 72452 states have (on average 1.0766852536851985) internal successors, (78008), 72452 states have internal predecessors, (78008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:29,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72453 states to 72453 states and 78008 transitions. [2023-11-29 04:54:29,097 INFO L78 Accepts]: Start accepts. Automaton has 72453 states and 78008 transitions. Word has length 863 [2023-11-29 04:54:29,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:29,097 INFO L495 AbstractCegarLoop]: Abstraction has 72453 states and 78008 transitions. [2023-11-29 04:54:29,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:29,097 INFO L276 IsEmpty]: Start isEmpty. Operand 72453 states and 78008 transitions. [2023-11-29 04:54:29,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 935 [2023-11-29 04:54:29,125 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:29,126 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-29 04:54:29,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-29 04:54:29,126 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:29,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:29,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1969837545, now seen corresponding path program 1 times [2023-11-29 04:54:29,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:29,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489609676] [2023-11-29 04:54:29,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:29,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1478 backedges. 1147 proven. 0 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2023-11-29 04:54:30,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:30,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489609676] [2023-11-29 04:54:30,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489609676] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:30,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:30,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:54:30,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360620879] [2023-11-29 04:54:30,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:30,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:54:30,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:30,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:54:30,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:54:30,537 INFO L87 Difference]: Start difference. First operand 72453 states and 78008 transitions. Second operand has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:33,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:33,749 INFO L93 Difference]: Finished difference Result 156820 states and 168565 transitions. [2023-11-29 04:54:33,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:54:33,750 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 0 states have call successors, (0), 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 934 [2023-11-29 04:54:33,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:33,825 INFO L225 Difference]: With dead ends: 156820 [2023-11-29 04:54:33,825 INFO L226 Difference]: Without dead ends: 84368 [2023-11-29 04:54:33,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:54:33,856 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 608 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 2731 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 2979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 2731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:33,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [608 Valid, 329 Invalid, 2979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 2731 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 04:54:33,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84368 states. [2023-11-29 04:54:34,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84368 to 80538. [2023-11-29 04:54:34,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80538 states, 80537 states have (on average 1.0741646696549412) internal successors, (86510), 80537 states have internal predecessors, (86510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:34,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80538 states to 80538 states and 86510 transitions. [2023-11-29 04:54:34,777 INFO L78 Accepts]: Start accepts. Automaton has 80538 states and 86510 transitions. Word has length 934 [2023-11-29 04:54:34,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:34,778 INFO L495 AbstractCegarLoop]: Abstraction has 80538 states and 86510 transitions. [2023-11-29 04:54:34,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:34,778 INFO L276 IsEmpty]: Start isEmpty. Operand 80538 states and 86510 transitions. [2023-11-29 04:54:34,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 936 [2023-11-29 04:54:34,807 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:34,808 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:54:34,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-29 04:54:34,808 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:34,808 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:34,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1235608853, now seen corresponding path program 1 times [2023-11-29 04:54:34,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:34,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52258861] [2023-11-29 04:54:34,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:34,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:35,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1509 backedges. 900 proven. 0 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2023-11-29 04:54:35,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:35,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52258861] [2023-11-29 04:54:35,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52258861] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:35,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:35,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:54:35,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407222873] [2023-11-29 04:54:35,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:35,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:54:35,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:35,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:54:35,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:54:35,328 INFO L87 Difference]: Start difference. First operand 80538 states and 86510 transitions. Second operand has 3 states, 3 states have (on average 153.66666666666666) internal successors, (461), 3 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:37,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:37,548 INFO L93 Difference]: Finished difference Result 166184 states and 178504 transitions. [2023-11-29 04:54:37,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:54:37,549 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 153.66666666666666) internal successors, (461), 3 states have internal predecessors, (461), 0 states have call successors, (0), 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 935 [2023-11-29 04:54:37,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:37,617 INFO L225 Difference]: With dead ends: 166184 [2023-11-29 04:54:37,617 INFO L226 Difference]: Without dead ends: 85647 [2023-11-29 04:54:37,642 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 [2023-11-29 04:54:37,643 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 484 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 1328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:37,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 204 Invalid, 1328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 04:54:37,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85647 states. [2023-11-29 04:54:38,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85647 to 81387. [2023-11-29 04:54:38,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81387 states, 81386 states have (on average 1.0720639913498635) internal successors, (87251), 81386 states have internal predecessors, (87251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:38,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81387 states to 81387 states and 87251 transitions. [2023-11-29 04:54:38,490 INFO L78 Accepts]: Start accepts. Automaton has 81387 states and 87251 transitions. Word has length 935 [2023-11-29 04:54:38,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:38,490 INFO L495 AbstractCegarLoop]: Abstraction has 81387 states and 87251 transitions. [2023-11-29 04:54:38,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.66666666666666) internal successors, (461), 3 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:38,490 INFO L276 IsEmpty]: Start isEmpty. Operand 81387 states and 87251 transitions. [2023-11-29 04:54:38,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 967 [2023-11-29 04:54:38,523 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:38,523 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:54:38,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-11-29 04:54:38,524 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:38,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:38,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1579401761, now seen corresponding path program 1 times [2023-11-29 04:54:38,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:38,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101023299] [2023-11-29 04:54:38,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:38,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:39,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 1530 proven. 0 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2023-11-29 04:54:39,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:39,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101023299] [2023-11-29 04:54:39,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101023299] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:39,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:39,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:54:39,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632567373] [2023-11-29 04:54:39,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:39,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:54:39,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:39,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:54:39,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:54:39,371 INFO L87 Difference]: Start difference. First operand 81387 states and 87251 transitions. Second operand has 4 states, 4 states have (on average 191.0) internal successors, (764), 4 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:42,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:42,854 INFO L93 Difference]: Finished difference Result 192147 states and 205626 transitions. [2023-11-29 04:54:42,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:54:42,855 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 191.0) internal successors, (764), 4 states have internal predecessors, (764), 0 states have call successors, (0), 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 966 [2023-11-29 04:54:42,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:42,965 INFO L225 Difference]: With dead ends: 192147 [2023-11-29 04:54:42,965 INFO L226 Difference]: Without dead ends: 109911 [2023-11-29 04:54:43,008 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 [2023-11-29 04:54:43,009 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 521 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 2293 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 2628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 2293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:43,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [521 Valid, 178 Invalid, 2628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 2293 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-29 04:54:43,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109911 states. [2023-11-29 04:54:44,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109911 to 103956. [2023-11-29 04:54:44,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103956 states, 103955 states have (on average 1.0664806887595595) internal successors, (110866), 103955 states have internal predecessors, (110866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:44,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103956 states to 103956 states and 110866 transitions. [2023-11-29 04:54:44,332 INFO L78 Accepts]: Start accepts. Automaton has 103956 states and 110866 transitions. Word has length 966 [2023-11-29 04:54:44,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:44,332 INFO L495 AbstractCegarLoop]: Abstraction has 103956 states and 110866 transitions. [2023-11-29 04:54:44,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 191.0) internal successors, (764), 4 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:44,332 INFO L276 IsEmpty]: Start isEmpty. Operand 103956 states and 110866 transitions. [2023-11-29 04:54:44,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 972 [2023-11-29 04:54:44,376 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:44,376 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:54:44,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-11-29 04:54:44,376 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:44,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:44,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1964852965, now seen corresponding path program 1 times [2023-11-29 04:54:44,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:44,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073572482] [2023-11-29 04:54:44,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:44,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:45,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1833 backedges. 1545 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-29 04:54:45,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:45,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073572482] [2023-11-29 04:54:45,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073572482] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:45,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:45,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:54:45,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209762973] [2023-11-29 04:54:45,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:45,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:54:45,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:45,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:54:45,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:54:45,477 INFO L87 Difference]: Start difference. First operand 103956 states and 110866 transitions. Second operand has 4 states, 4 states have (on average 191.0) internal successors, (764), 4 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:49,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:49,086 INFO L93 Difference]: Finished difference Result 232171 states and 247510 transitions. [2023-11-29 04:54:49,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:54:49,086 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 191.0) internal successors, (764), 4 states have internal predecessors, (764), 0 states have call successors, (0), 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 971 [2023-11-29 04:54:49,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:49,205 INFO L225 Difference]: With dead ends: 232171 [2023-11-29 04:54:49,205 INFO L226 Difference]: Without dead ends: 128216 [2023-11-29 04:54:49,249 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 [2023-11-29 04:54:49,250 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 539 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 2169 mSolverCounterSat, 414 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 539 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 2583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 414 IncrementalHoareTripleChecker+Valid, 2169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:49,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [539 Valid, 155 Invalid, 2583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [414 Valid, 2169 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-29 04:54:49,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128216 states. [2023-11-29 04:54:50,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128216 to 103531. [2023-11-29 04:54:50,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103531 states, 103530 states have (on average 1.0676808654496281) internal successors, (110537), 103530 states have internal predecessors, (110537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103531 states to 103531 states and 110537 transitions. [2023-11-29 04:54:51,000 INFO L78 Accepts]: Start accepts. Automaton has 103531 states and 110537 transitions. Word has length 971 [2023-11-29 04:54:51,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:51,001 INFO L495 AbstractCegarLoop]: Abstraction has 103531 states and 110537 transitions. [2023-11-29 04:54:51,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 191.0) internal successors, (764), 4 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:51,001 INFO L276 IsEmpty]: Start isEmpty. Operand 103531 states and 110537 transitions. [2023-11-29 04:54:51,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1059 [2023-11-29 04:54:51,052 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:51,053 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:54:51,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-11-29 04:54:51,053 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:51,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:51,054 INFO L85 PathProgramCache]: Analyzing trace with hash 355765621, now seen corresponding path program 1 times [2023-11-29 04:54:51,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:51,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120073875] [2023-11-29 04:54:51,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:51,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2119 backedges. 1765 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2023-11-29 04:54:52,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:52,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120073875] [2023-11-29 04:54:52,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120073875] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:52,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:52,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 04:54:52,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206983988] [2023-11-29 04:54:52,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:52,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 04:54:52,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:52,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 04:54:52,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:54:52,018 INFO L87 Difference]: Start difference. First operand 103531 states and 110537 transitions. Second operand has 5 states, 5 states have (on average 157.8) internal successors, (789), 5 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:56,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:56,361 INFO L93 Difference]: Finished difference Result 241980 states and 258524 transitions. [2023-11-29 04:54:56,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 04:54:56,361 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 157.8) internal successors, (789), 5 states have internal predecessors, (789), 0 states have call successors, (0), 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 1058 [2023-11-29 04:54:56,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:56,482 INFO L225 Difference]: With dead ends: 241980 [2023-11-29 04:54:56,483 INFO L226 Difference]: Without dead ends: 138450 [2023-11-29 04:54:56,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:54:56,500 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 1276 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 2648 mSolverCounterSat, 495 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 3143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 495 IncrementalHoareTripleChecker+Valid, 2648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:56,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1276 Valid, 169 Invalid, 3143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [495 Valid, 2648 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-11-29 04:54:56,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138450 states. [2023-11-29 04:54:57,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138450 to 106935. [2023-11-29 04:54:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106935 states, 106934 states have (on average 1.0675743916808498) internal successors, (114160), 106934 states have internal predecessors, (114160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:57,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106935 states to 106935 states and 114160 transitions. [2023-11-29 04:54:57,859 INFO L78 Accepts]: Start accepts. Automaton has 106935 states and 114160 transitions. Word has length 1058 [2023-11-29 04:54:57,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:57,860 INFO L495 AbstractCegarLoop]: Abstraction has 106935 states and 114160 transitions. [2023-11-29 04:54:57,860 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 157.8) internal successors, (789), 5 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:57,860 INFO L276 IsEmpty]: Start isEmpty. Operand 106935 states and 114160 transitions. [2023-11-29 04:54:57,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1065 [2023-11-29 04:54:57,906 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:57,906 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2023-11-29 04:54:57,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-11-29 04:54:57,906 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:57,907 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:57,907 INFO L85 PathProgramCache]: Analyzing trace with hash 551452795, now seen corresponding path program 1 times [2023-11-29 04:54:57,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:57,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317842940] [2023-11-29 04:54:57,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:57,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:58,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 1194 proven. 0 refuted. 0 times theorem prover too weak. 836 trivial. 0 not checked. [2023-11-29 04:54:58,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:58,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317842940] [2023-11-29 04:54:58,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317842940] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:58,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:58,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:54:58,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871594766] [2023-11-29 04:54:58,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:58,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:54:58,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:58,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:54:58,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:54:58,596 INFO L87 Difference]: Start difference. First operand 106935 states and 114160 transitions. Second operand has 3 states, 3 states have (on average 175.66666666666666) internal successors, (527), 2 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:00,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:00,053 INFO L93 Difference]: Finished difference Result 194258 states and 207126 transitions. [2023-11-29 04:55:00,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:00,053 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 175.66666666666666) internal successors, (527), 2 states have internal predecessors, (527), 0 states have call successors, (0), 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 1064 [2023-11-29 04:55:00,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:00,114 INFO L225 Difference]: With dead ends: 194258 [2023-11-29 04:55:00,114 INFO L226 Difference]: Without dead ends: 87749 [2023-11-29 04:55:00,132 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 [2023-11-29 04:55:00,132 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 463 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 613 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:00,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [463 Valid, 67 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 613 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 04:55:00,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87749 states. [2023-11-29 04:55:01,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87749 to 86897. [2023-11-29 04:55:01,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86897 states, 86896 states have (on average 1.0646519977904623) internal successors, (92514), 86896 states have internal predecessors, (92514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:01,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86897 states to 86897 states and 92514 transitions. [2023-11-29 04:55:01,187 INFO L78 Accepts]: Start accepts. Automaton has 86897 states and 92514 transitions. Word has length 1064 [2023-11-29 04:55:01,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:01,188 INFO L495 AbstractCegarLoop]: Abstraction has 86897 states and 92514 transitions. [2023-11-29 04:55:01,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 175.66666666666666) internal successors, (527), 2 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:01,188 INFO L276 IsEmpty]: Start isEmpty. Operand 86897 states and 92514 transitions. [2023-11-29 04:55:01,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1151 [2023-11-29 04:55:01,262 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:01,263 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:55:01,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-11-29 04:55:01,263 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:01,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:01,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1772877476, now seen corresponding path program 1 times [2023-11-29 04:55:01,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:01,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644179588] [2023-11-29 04:55:01,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:01,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:02,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2618 backedges. 1702 proven. 0 refuted. 0 times theorem prover too weak. 916 trivial. 0 not checked. [2023-11-29 04:55:02,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:02,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644179588] [2023-11-29 04:55:02,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644179588] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:02,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:55:02,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:55:02,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362442396] [2023-11-29 04:55:02,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:02,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:02,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:02,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:02,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:02,436 INFO L87 Difference]: Start difference. First operand 86897 states and 92514 transitions. Second operand has 3 states, 3 states have (on average 214.33333333333334) internal successors, (643), 3 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:04,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:04,557 INFO L93 Difference]: Finished difference Result 181466 states and 193205 transitions. [2023-11-29 04:55:04,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:04,558 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 214.33333333333334) internal successors, (643), 3 states have internal predecessors, (643), 0 states have call successors, (0), 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 1150 [2023-11-29 04:55:04,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:04,630 INFO L225 Difference]: With dead ends: 181466 [2023-11-29 04:55:04,630 INFO L226 Difference]: Without dead ends: 94995 [2023-11-29 04:55:04,661 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 [2023-11-29 04:55:04,662 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 318 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 1112 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 1290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:04,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 193 Invalid, 1290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1112 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 04:55:04,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94995 states. [2023-11-29 04:55:05,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94995 to 93291. [2023-11-29 04:55:05,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93291 states, 93290 states have (on average 1.0635545074498876) internal successors, (99219), 93290 states have internal predecessors, (99219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93291 states to 93291 states and 99219 transitions. [2023-11-29 04:55:05,573 INFO L78 Accepts]: Start accepts. Automaton has 93291 states and 99219 transitions. Word has length 1150 [2023-11-29 04:55:05,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:05,574 INFO L495 AbstractCegarLoop]: Abstraction has 93291 states and 99219 transitions. [2023-11-29 04:55:05,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 214.33333333333334) internal successors, (643), 3 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:05,574 INFO L276 IsEmpty]: Start isEmpty. Operand 93291 states and 99219 transitions. [2023-11-29 04:55:05,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1254 [2023-11-29 04:55:05,622 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:05,623 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:55:05,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2023-11-29 04:55:05,623 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:05,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:05,624 INFO L85 PathProgramCache]: Analyzing trace with hash 2075727584, now seen corresponding path program 1 times [2023-11-29 04:55:05,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:05,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030801014] [2023-11-29 04:55:05,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:05,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:07,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2636 backedges. 1557 proven. 0 refuted. 0 times theorem prover too weak. 1079 trivial. 0 not checked. [2023-11-29 04:55:07,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:07,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030801014] [2023-11-29 04:55:07,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030801014] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:07,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:55:07,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:55:07,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798089799] [2023-11-29 04:55:07,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:07,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:07,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:07,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:07,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:07,057 INFO L87 Difference]: Start difference. First operand 93291 states and 99219 transitions. Second operand has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:09,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:09,441 INFO L93 Difference]: Finished difference Result 201504 states and 214156 transitions. [2023-11-29 04:55:09,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:09,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 0 states have call successors, (0), 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 1253 [2023-11-29 04:55:09,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:09,531 INFO L225 Difference]: With dead ends: 201504 [2023-11-29 04:55:09,531 INFO L226 Difference]: Without dead ends: 108639 [2023-11-29 04:55:09,552 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 [2023-11-29 04:55:09,552 INFO L413 NwaCegarLoop]: 620 mSDtfsCounter, 325 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 1228 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:09,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [325 Valid, 654 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1228 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 04:55:09,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108639 states. [2023-11-29 04:55:10,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108639 to 105199. [2023-11-29 04:55:10,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105199 states, 105198 states have (on average 1.0589459875663036) internal successors, (111399), 105198 states have internal predecessors, (111399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:10,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105199 states to 105199 states and 111399 transitions. [2023-11-29 04:55:10,682 INFO L78 Accepts]: Start accepts. Automaton has 105199 states and 111399 transitions. Word has length 1253 [2023-11-29 04:55:10,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:10,682 INFO L495 AbstractCegarLoop]: Abstraction has 105199 states and 111399 transitions. [2023-11-29 04:55:10,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:10,683 INFO L276 IsEmpty]: Start isEmpty. Operand 105199 states and 111399 transitions. [2023-11-29 04:55:10,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1257 [2023-11-29 04:55:10,738 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:10,739 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:55:10,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-11-29 04:55:10,739 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:10,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:10,740 INFO L85 PathProgramCache]: Analyzing trace with hash 749882944, now seen corresponding path program 1 times [2023-11-29 04:55:10,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:10,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628504547] [2023-11-29 04:55:10,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:10,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:12,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 1178 proven. 0 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-29 04:55:12,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:12,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628504547] [2023-11-29 04:55:12,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628504547] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:12,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:55:12,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:55:12,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455918590] [2023-11-29 04:55:12,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:12,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:55:12,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:12,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:55:12,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:55:12,166 INFO L87 Difference]: Start difference. First operand 105199 states and 111399 transitions. Second operand has 4 states, 4 states have (on average 173.25) internal successors, (693), 4 states have internal predecessors, (693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:15,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:15,647 INFO L93 Difference]: Finished difference Result 228717 states and 241780 transitions. [2023-11-29 04:55:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:55:15,648 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 173.25) internal successors, (693), 4 states have internal predecessors, (693), 0 states have call successors, (0), 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 1256 [2023-11-29 04:55:15,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:15,766 INFO L225 Difference]: With dead ends: 228717 [2023-11-29 04:55:15,766 INFO L226 Difference]: Without dead ends: 122669 [2023-11-29 04:55:15,815 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 [2023-11-29 04:55:15,816 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 576 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 2225 mSolverCounterSat, 427 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 576 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 2652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 427 IncrementalHoareTripleChecker+Valid, 2225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:15,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [576 Valid, 96 Invalid, 2652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [427 Valid, 2225 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 04:55:15,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122669 states. [2023-11-29 04:55:16,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122669 to 92001. [2023-11-29 04:55:16,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92001 states, 92000 states have (on average 1.0582608695652174) internal successors, (97360), 92000 states have internal predecessors, (97360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92001 states to 92001 states and 97360 transitions. [2023-11-29 04:55:17,271 INFO L78 Accepts]: Start accepts. Automaton has 92001 states and 97360 transitions. Word has length 1256 [2023-11-29 04:55:17,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:17,272 INFO L495 AbstractCegarLoop]: Abstraction has 92001 states and 97360 transitions. [2023-11-29 04:55:17,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 173.25) internal successors, (693), 4 states have internal predecessors, (693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 92001 states and 97360 transitions. [2023-11-29 04:55:17,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1369 [2023-11-29 04:55:17,319 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:17,320 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:55:17,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2023-11-29 04:55:17,320 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:17,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:17,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1767938796, now seen corresponding path program 1 times [2023-11-29 04:55:17,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:17,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468118682] [2023-11-29 04:55:17,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:17,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:18,487 INFO L134 CoverageAnalysis]: Checked inductivity of 3397 backedges. 1835 proven. 0 refuted. 0 times theorem prover too weak. 1562 trivial. 0 not checked. [2023-11-29 04:55:18,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:18,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468118682] [2023-11-29 04:55:18,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468118682] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:18,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:55:18,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:55:18,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120683105] [2023-11-29 04:55:18,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:18,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:18,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:18,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:18,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:18,490 INFO L87 Difference]: Start difference. First operand 92001 states and 97360 transitions. Second operand has 3 states, 3 states have (on average 213.66666666666666) internal successors, (641), 3 states have internal predecessors, (641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:20,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:20,752 INFO L93 Difference]: Finished difference Result 177616 states and 187387 transitions. [2023-11-29 04:55:20,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:20,753 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 213.66666666666666) internal successors, (641), 3 states have internal predecessors, (641), 0 states have call successors, (0), 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 1368 [2023-11-29 04:55:20,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:20,753 INFO L225 Difference]: With dead ends: 177616 [2023-11-29 04:55:20,753 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 04:55:20,786 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 [2023-11-29 04:55:20,786 INFO L413 NwaCegarLoop]: 579 mSDtfsCounter, 338 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 1162 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 1301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:20,787 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 602 Invalid, 1301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1162 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-29 04:55:20,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 04:55:20,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 04:55:20,787 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) [2023-11-29 04:55:20,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 04:55:20,787 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1368 [2023-11-29 04:55:20,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:20,788 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 04:55:20,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 213.66666666666666) internal successors, (641), 3 states have internal predecessors, (641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:20,788 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 04:55:20,788 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 04:55:20,790 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 04:55:20,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2023-11-29 04:55:20,792 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 04:56:12,971 WARN L293 SmtUtils]: Spent 52.17s on a formula simplification. DAG size of input: 1210 DAG size of output: 1292 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-11-29 04:56:22,691 WARN L293 SmtUtils]: Spent 9.70s on a formula simplification. DAG size of input: 1292 DAG size of output: 94 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-11-29 04:56:22,694 INFO L899 garLoopResultBuilder]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,695 INFO L899 garLoopResultBuilder]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,696 INFO L899 garLoopResultBuilder]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 643) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,697 INFO L899 garLoopResultBuilder]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L772(lines 772 780) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,698 INFO L899 garLoopResultBuilder]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L378(lines 378 387) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 918) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2023-11-29 04:56:22,699 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,700 INFO L899 garLoopResultBuilder]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,701 INFO L899 garLoopResultBuilder]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,702 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 171) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2023-11-29 04:56:22,703 INFO L899 garLoopResultBuilder]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,704 INFO L899 garLoopResultBuilder]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 541) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L930(lines 930 939) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,705 INFO L899 garLoopResultBuilder]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,706 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,707 INFO L899 garLoopResultBuilder]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point calculate_output2_returnLabel#1(lines 1656 2582) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2023-11-29 04:56:22,708 INFO L899 garLoopResultBuilder]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 425) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 296) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,709 INFO L899 garLoopResultBuilder]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,710 INFO L899 garLoopResultBuilder]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,711 INFO L899 garLoopResultBuilder]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 567) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,712 INFO L899 garLoopResultBuilder]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,713 INFO L899 garLoopResultBuilder]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 707) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,714 INFO L899 garLoopResultBuilder]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L171(line 171) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,715 INFO L899 garLoopResultBuilder]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,716 INFO L899 garLoopResultBuilder]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,717 INFO L899 garLoopResultBuilder]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,718 INFO L899 garLoopResultBuilder]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,719 INFO L899 garLoopResultBuilder]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,720 INFO L899 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,721 INFO L899 garLoopResultBuilder]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L858(lines 858 868) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,722 INFO L899 garLoopResultBuilder]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,723 INFO L899 garLoopResultBuilder]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L2584(lines 2584 2600) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,724 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,725 INFO L899 garLoopResultBuilder]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,726 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,726 INFO L899 garLoopResultBuilder]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,726 INFO L899 garLoopResultBuilder]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,726 INFO L895 garLoopResultBuilder]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse12 (<= (+ ~a28~0 121) 0)) (.cse2 (<= (+ ~a26~0 68) 0)) (.cse18 (<= (+ ~a14~0 182) 0)) (.cse4 (<= ~a26~0 217)) (.cse13 (<= 125 ~a26~0)) (.cse10 (<= (+ ~a14~0 84) 0)) (.cse6 (<= 300 ~a28~0)) (.cse11 (<= ~a28~0 134)) (.cse3 (= ~a24~0 1)) (.cse1 (<= 0 (+ ~a14~0 181))) (.cse9 (<= ~a26~0 124)) (.cse15 (<= (+ ~a14~0 114) 0)) (.cse20 (<= ~a28~0 300)) (.cse21 (<= (+ ~a14~0 183) 0)) (.cse16 (<= 0 (+ ~a14~0 600000))) (.cse19 (<= 137 ~a28~0)) (.cse0 (<= ~a21~0 124)) (.cse8 (<= (div (* ~a26~0 9) 10) 554786)) (.cse14 (= ~a24~0 2)) (.cse5 (<= 0 (+ ~a14~0 113))) (.cse17 (<= 218 ~a26~0)) (.cse7 (<= ~a28~0 599997))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse2 .cse7) (and .cse0 .cse8 .cse9 .cse10 .cse5 .cse11) (and .cse0 .cse12 .cse2) (and .cse0 .cse3 .cse12) (and .cse0 .cse3 (<= ~a26~0 460652) .cse13 .cse7) (and .cse3 .cse2) (and .cse0 .cse8 .cse14 .cse11) (and .cse0 .cse4 .cse15 .cse11 .cse13 .cse16) (and .cse0 .cse1 .cse8 .cse14 .cse15 .cse17) (and .cse0 .cse4 .cse14 .cse10 .cse5) (and .cse3 .cse18) (and .cse0 .cse18 .cse8 .cse14 .cse19) (and .cse0 .cse4 .cse14 .cse7) (and .cse3 .cse8 .cse10 .cse13) (and (<= ~a26~0 121) .cse0 .cse20 .cse16 .cse19) (and .cse3 .cse15 .cse13) (and .cse3 .cse10 .cse20) (and .cse6 .cse0 .cse8 .cse21 .cse16 .cse7) (and .cse0 .cse1 .cse8 .cse15 .cse11) (and .cse0 .cse3 .cse8 .cse20) (and .cse0 (<= 244792 ~a14~0) .cse9 .cse14) (and .cse0 (not .cse3) .cse1 .cse9 .cse15) (and .cse0 .cse8 .cse20 .cse21 .cse17 .cse16 .cse19) (and .cse0 .cse8 .cse14 .cse5 .cse17 .cse7))) [2023-11-29 04:56:22,726 INFO L899 garLoopResultBuilder]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,726 INFO L899 garLoopResultBuilder]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,726 INFO L899 garLoopResultBuilder]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,726 INFO L899 garLoopResultBuilder]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 615) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,727 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L2595(line 2595) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,728 INFO L899 garLoopResultBuilder]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 627) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,729 INFO L899 garLoopResultBuilder]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2023-11-29 04:56:22,730 INFO L899 garLoopResultBuilder]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,731 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L759(lines 759 770) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 04:56:22,732 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2023-11-29 04:56:22,735 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:56:22,737 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:56:22,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:56:22 BoogieIcfgContainer [2023-11-29 04:56:22,752 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:56:22,753 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:56:22,753 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:56:22,753 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:56:22,753 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:53:08" (3/4) ... [2023-11-29 04:56:22,755 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 04:56:22,788 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-29 04:56:22,794 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-29 04:56:22,799 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 04:56:22,804 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 04:56:23,129 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 04:56:23,129 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 04:56:23,129 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:56:23,130 INFO L158 Benchmark]: Toolchain (without parser) took 200133.12ms. Allocated memory was 138.4MB in the beginning and 9.2GB in the end (delta: 9.0GB). Free memory was 85.7MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 6.1GB. Max. memory is 16.1GB. [2023-11-29 04:56:23,130 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:56:23,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1138.98ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 85.2MB in the beginning and 103.9MB in the end (delta: -18.7MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2023-11-29 04:56:23,131 INFO L158 Benchmark]: Boogie Procedure Inliner took 297.82ms. Allocated memory is still 172.0MB. Free memory was 103.9MB in the beginning and 81.6MB in the end (delta: 22.2MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2023-11-29 04:56:23,131 INFO L158 Benchmark]: Boogie Preprocessor took 400.62ms. Allocated memory was 172.0MB in the beginning and 251.7MB in the end (delta: 79.7MB). Free memory was 81.6MB in the beginning and 127.4MB in the end (delta: -45.8MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2023-11-29 04:56:23,131 INFO L158 Benchmark]: RCFGBuilder took 3919.39ms. Allocated memory was 251.7MB in the beginning and 350.2MB in the end (delta: 98.6MB). Free memory was 127.4MB in the beginning and 244.6MB in the end (delta: -117.2MB). Peak memory consumption was 153.3MB. Max. memory is 16.1GB. [2023-11-29 04:56:23,132 INFO L158 Benchmark]: TraceAbstraction took 193993.52ms. Allocated memory was 350.2MB in the beginning and 9.2GB in the end (delta: 8.8GB). Free memory was 244.6MB in the beginning and 3.1GB in the end (delta: -2.8GB). Peak memory consumption was 8.2GB. Max. memory is 16.1GB. [2023-11-29 04:56:23,132 INFO L158 Benchmark]: Witness Printer took 376.18ms. Allocated memory is still 9.2GB. Free memory was 3.1GB in the beginning and 3.0GB in the end (delta: 41.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-29 04:56:23,134 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1138.98ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 85.2MB in the beginning and 103.9MB in the end (delta: -18.7MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 297.82ms. Allocated memory is still 172.0MB. Free memory was 103.9MB in the beginning and 81.6MB in the end (delta: 22.2MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 400.62ms. Allocated memory was 172.0MB in the beginning and 251.7MB in the end (delta: 79.7MB). Free memory was 81.6MB in the beginning and 127.4MB in the end (delta: -45.8MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3919.39ms. Allocated memory was 251.7MB in the beginning and 350.2MB in the end (delta: 98.6MB). Free memory was 127.4MB in the beginning and 244.6MB in the end (delta: -117.2MB). Peak memory consumption was 153.3MB. Max. memory is 16.1GB. * TraceAbstraction took 193993.52ms. Allocated memory was 350.2MB in the beginning and 9.2GB in the end (delta: 8.8GB). Free memory was 244.6MB in the beginning and 3.1GB in the end (delta: -2.8GB). Peak memory consumption was 8.2GB. Max. memory is 16.1GB. * Witness Printer took 376.18ms. Allocated memory is still 9.2GB. Free memory was 3.1GB in the beginning and 3.0GB in the end (delta: 41.9MB). Peak memory consumption was 39.8MB. 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: 171]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 528 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 193.9s, OverallIterations: 32, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.7s, AutomataDifference: 87.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 61.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17201 SdHoareTripleChecker+Valid, 74.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17201 mSDsluCounter, 14781 SdHoareTripleChecker+Invalid, 64.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1880 mSDsCounter, 9598 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50767 IncrementalHoareTripleChecker+Invalid, 60365 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9598 mSolverCounterUnsat, 12901 mSDtfsCounter, 50767 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3173 GetRequests, 3119 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106935occurred in iteration=27, InterpolantAutomatonStates: 108, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 18.4s AutomataMinimizationTime, 32 MinimizatonAttempts, 162015 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 253 NumberOfFragments, 469 HoareAnnotationTreeSize, 1 FomulaSimplifications, 148958 FormulaSimplificationTreeSizeReduction, 52.2s HoareSimplificationTime, 1 FomulaSimplificationsInter, 49044 FormulaSimplificationTreeSizeReductionInter, 9.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 19.8s InterpolantComputationTime, 21253 NumberOfCodeBlocks, 21253 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 22642 ConstructedInterpolants, 0 QuantifiedInterpolants, 46403 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2180 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 39 InterpolantComputations, 31 PerfectInterpolantSequences, 33936/34811 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: 2590]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((a21 <= 124) && (0 <= (a14 + 181))) && ((a26 + 68) <= 0)) || (((a24 == 1) && (a26 <= 217)) && (0 <= (a14 + 113)))) || ((((300 <= a28) && (a21 <= 124)) && ((a26 + 68) <= 0)) && (a28 <= 599997))) || ((((((a21 <= 124) && (((a26 * 9) / 10) <= 554786)) && (a26 <= 124)) && ((a14 + 84) <= 0)) && (0 <= (a14 + 113))) && (a28 <= 134))) || (((a21 <= 124) && ((a28 + 121) <= 0)) && ((a26 + 68) <= 0))) || (((a21 <= 124) && (a24 == 1)) && ((a28 + 121) <= 0))) || (((((a21 <= 124) && (a24 == 1)) && (a26 <= 460652)) && (125 <= a26)) && (a28 <= 599997))) || ((a24 == 1) && ((a26 + 68) <= 0))) || ((((a21 <= 124) && (((a26 * 9) / 10) <= 554786)) && (a24 == 2)) && (a28 <= 134))) || ((((((a21 <= 124) && (a26 <= 217)) && ((a14 + 114) <= 0)) && (a28 <= 134)) && (125 <= a26)) && (0 <= (a14 + 600000)))) || ((((((a21 <= 124) && (0 <= (a14 + 181))) && (((a26 * 9) / 10) <= 554786)) && (a24 == 2)) && ((a14 + 114) <= 0)) && (218 <= a26))) || (((((a21 <= 124) && (a26 <= 217)) && (a24 == 2)) && ((a14 + 84) <= 0)) && (0 <= (a14 + 113)))) || ((a24 == 1) && ((a14 + 182) <= 0))) || (((((a21 <= 124) && ((a14 + 182) <= 0)) && (((a26 * 9) / 10) <= 554786)) && (a24 == 2)) && (137 <= a28))) || ((((a21 <= 124) && (a26 <= 217)) && (a24 == 2)) && (a28 <= 599997))) || ((((a24 == 1) && (((a26 * 9) / 10) <= 554786)) && ((a14 + 84) <= 0)) && (125 <= a26))) || (((((a26 <= 121) && (a21 <= 124)) && (a28 <= 300)) && (0 <= (a14 + 600000))) && (137 <= a28))) || (((a24 == 1) && ((a14 + 114) <= 0)) && (125 <= a26))) || (((a24 == 1) && ((a14 + 84) <= 0)) && (a28 <= 300))) || ((((((300 <= a28) && (a21 <= 124)) && (((a26 * 9) / 10) <= 554786)) && ((a14 + 183) <= 0)) && (0 <= (a14 + 600000))) && (a28 <= 599997))) || (((((a21 <= 124) && (0 <= (a14 + 181))) && (((a26 * 9) / 10) <= 554786)) && ((a14 + 114) <= 0)) && (a28 <= 134))) || ((((a21 <= 124) && (a24 == 1)) && (((a26 * 9) / 10) <= 554786)) && (a28 <= 300))) || ((((a21 <= 124) && (244792 <= a14)) && (a26 <= 124)) && (a24 == 2))) || (((((a21 <= 124) && !((a24 == 1))) && (0 <= (a14 + 181))) && (a26 <= 124)) && ((a14 + 114) <= 0))) || (((((((a21 <= 124) && (((a26 * 9) / 10) <= 554786)) && (a28 <= 300)) && ((a14 + 183) <= 0)) && (218 <= a26)) && (0 <= (a14 + 600000))) && (137 <= a28))) || ((((((a21 <= 124) && (((a26 * 9) / 10) <= 554786)) && (a24 == 2)) && (0 <= (a14 + 113))) && (218 <= a26)) && (a28 <= 599997))) RESULT: Ultimate proved your program to be correct! [2023-11-29 04:56:23,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cc0d51c-1b6f-4520-b091-1ffc3f3b904f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE