./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label34.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_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6000afea4dd0404b9ff958778867dfa6300a2acabdbe98e6a467db1851bf3ceb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:37:47,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:37:47,129 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 17:37:47,133 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:37:47,134 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:37:47,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:37:47,159 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:37:47,160 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:37:47,161 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:37:47,161 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:37:47,162 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:37:47,162 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:37:47,163 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:37:47,163 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:37:47,164 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:37:47,164 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:37:47,165 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:37:47,165 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:37:47,166 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:37:47,166 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:37:47,167 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:37:47,169 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:37:47,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:37:47,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:37:47,170 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:37:47,171 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:37:47,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:37:47,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:37:47,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:37:47,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:37:47,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:37:47,173 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:37:47,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:37:47,174 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:37:47,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:37:47,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:37:47,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:37:47,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:37:47,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:37:47,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:37:47,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:37:47,176 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:37:47,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:37:47,176 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:37:47,177 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:37:47,177 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:37:47,177 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:37:47,177 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6000afea4dd0404b9ff958778867dfa6300a2acabdbe98e6a467db1851bf3ceb [2023-12-02 17:37:47,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:37:47,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:37:47,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:37:47,429 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:37:47,430 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:37:47,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/eca-rers2012/Problem04_label34.c [2023-12-02 17:37:50,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:37:50,670 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:37:50,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/sv-benchmarks/c/eca-rers2012/Problem04_label34.c [2023-12-02 17:37:50,700 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/data/12a429a70/68d23b8be98f4d7dbe010c32b3abfb94/FLAGcb644ee68 [2023-12-02 17:37:50,713 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/data/12a429a70/68d23b8be98f4d7dbe010c32b3abfb94 [2023-12-02 17:37:50,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:37:50,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:37:50,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:37:50,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:37:50,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:37:50,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:37:50" (1/1) ... [2023-12-02 17:37:50,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f19fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:50, skipping insertion in model container [2023-12-02 17:37:50,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:37:50" (1/1) ... [2023-12-02 17:37:50,868 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:37:51,990 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_aa0e3466-7629-429c-becd-66da94b557cd/sv-benchmarks/c/eca-rers2012/Problem04_label34.c[180736,180749] [2023-12-02 17:37:52,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:37:52,021 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:37:52,595 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_aa0e3466-7629-429c-becd-66da94b557cd/sv-benchmarks/c/eca-rers2012/Problem04_label34.c[180736,180749] [2023-12-02 17:37:52,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:37:52,631 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:37:52,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52 WrapperNode [2023-12-02 17:37:52,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:37:52,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:37:52,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:37:52,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:37:52,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:52,696 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:52,875 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-12-02 17:37:52,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:37:52,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:37:52,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:37:52,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:37:52,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:52,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:52,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:52,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:52,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:53,014 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:53,027 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:53,038 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:53,060 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:37:53,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:37:53,061 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:37:53,061 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:37:53,062 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (1/1) ... [2023-12-02 17:37:53,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:37:53,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:37:53,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:37:53,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:37:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:37:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 17:37:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:37:53,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:37:53,223 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:37:53,226 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:37:57,559 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:37:57,872 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:37:57,873 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:37:57,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:57 BoogieIcfgContainer [2023-12-02 17:37:57,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:37:57,878 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:37:57,878 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:37:57,881 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:37:57,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:37:50" (1/3) ... [2023-12-02 17:37:57,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d0c68a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:37:57, skipping insertion in model container [2023-12-02 17:37:57,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:52" (2/3) ... [2023-12-02 17:37:57,883 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d0c68a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:37:57, skipping insertion in model container [2023-12-02 17:37:57,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:57" (3/3) ... [2023-12-02 17:37:57,884 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem04_label34.c [2023-12-02 17:37:57,903 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:37:57,903 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:37:57,971 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:37:57,978 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=FINITE_AUTOMATA, 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;@7e59fa53, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:37:57,978 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:37:57,987 INFO L276 IsEmpty]: Start isEmpty. Operand has 763 states, 761 states have (on average 1.9908015768725362) internal successors, (1515), 762 states have internal predecessors, (1515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:37:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-12-02 17:37:58,029 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:37:58,031 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:37:58,031 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:37:58,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:37:58,037 INFO L85 PathProgramCache]: Analyzing trace with hash 2066745909, now seen corresponding path program 1 times [2023-12-02 17:37:58,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:37:58,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075477349] [2023-12-02 17:37:58,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:37:58,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:37:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:37:59,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:37:59,722 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:37:59,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075477349] [2023-12-02 17:37:59,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075477349] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:37:59,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:37:59,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:37:59,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173743210] [2023-12-02 17:37:59,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:37:59,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:37:59,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:37:59,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:37:59,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:37:59,772 INFO L87 Difference]: Start difference. First operand has 763 states, 761 states have (on average 1.9908015768725362) internal successors, (1515), 762 states have internal predecessors, (1515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 251.66666666666666) internal successors, (755), 2 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:03,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:03,200 INFO L93 Difference]: Finished difference Result 2285 states and 4541 transitions. [2023-12-02 17:38:03,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:38:03,203 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 251.66666666666666) internal successors, (755), 2 states have internal predecessors, (755), 0 states have call successors, (0), 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 755 [2023-12-02 17:38:03,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:03,231 INFO L225 Difference]: With dead ends: 2285 [2023-12-02 17:38:03,231 INFO L226 Difference]: Without dead ends: 1519 [2023-12-02 17:38:03,238 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 [2023-12-02 17:38:03,241 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 186 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 2157 mSolverCounterSat, 1117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 3274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1117 IncrementalHoareTripleChecker+Valid, 2157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:03,242 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 240 Invalid, 3274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1117 Valid, 2157 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-12-02 17:38:03,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2023-12-02 17:38:03,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1519. [2023-12-02 17:38:03,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1519 states, 1518 states have (on average 1.8425559947299077) internal successors, (2797), 1518 states have internal predecessors, (2797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2797 transitions. [2023-12-02 17:38:03,354 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2797 transitions. Word has length 755 [2023-12-02 17:38:03,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:03,356 INFO L495 AbstractCegarLoop]: Abstraction has 1519 states and 2797 transitions. [2023-12-02 17:38:03,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 251.66666666666666) internal successors, (755), 2 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:03,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2797 transitions. [2023-12-02 17:38:03,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-12-02 17:38:03,375 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:03,376 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:38:03,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 17:38:03,376 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:03,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:03,392 INFO L85 PathProgramCache]: Analyzing trace with hash 378840105, now seen corresponding path program 1 times [2023-12-02 17:38:03,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:03,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650249580] [2023-12-02 17:38:03,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:03,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:38:04,240 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:38:04,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650249580] [2023-12-02 17:38:04,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650249580] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:38:04,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:38:04,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:38:04,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311813103] [2023-12-02 17:38:04,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:38:04,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:38:04,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:38:04,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:38:04,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:38:04,246 INFO L87 Difference]: Start difference. First operand 1519 states and 2797 transitions. Second operand has 3 states, 3 states have (on average 253.33333333333334) internal successors, (760), 2 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:07,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:07,558 INFO L93 Difference]: Finished difference Result 4553 states and 8388 transitions. [2023-12-02 17:38:07,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:38:07,559 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 253.33333333333334) internal successors, (760), 2 states have internal predecessors, (760), 0 states have call successors, (0), 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 760 [2023-12-02 17:38:07,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:07,572 INFO L225 Difference]: With dead ends: 4553 [2023-12-02 17:38:07,572 INFO L226 Difference]: Without dead ends: 3035 [2023-12-02 17:38:07,574 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 [2023-12-02 17:38:07,576 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 935 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2162 mSolverCounterSat, 1177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 935 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 3339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1177 IncrementalHoareTripleChecker+Valid, 2162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:07,577 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [935 Valid, 196 Invalid, 3339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1177 Valid, 2162 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-12-02 17:38:07,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3035 states. [2023-12-02 17:38:07,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3035 to 3035. [2023-12-02 17:38:07,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3035 states, 3034 states have (on average 1.7458800263678314) internal successors, (5297), 3034 states have internal predecessors, (5297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:07,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 3035 states and 5297 transitions. [2023-12-02 17:38:07,641 INFO L78 Accepts]: Start accepts. Automaton has 3035 states and 5297 transitions. Word has length 760 [2023-12-02 17:38:07,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:07,642 INFO L495 AbstractCegarLoop]: Abstraction has 3035 states and 5297 transitions. [2023-12-02 17:38:07,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 253.33333333333334) internal successors, (760), 2 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:07,643 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 5297 transitions. [2023-12-02 17:38:07,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-12-02 17:38:07,655 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:07,656 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:38:07,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 17:38:07,657 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:07,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:07,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1751025653, now seen corresponding path program 1 times [2023-12-02 17:38:07,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:07,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545858409] [2023-12-02 17:38:07,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:07,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:38:08,070 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:38:08,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545858409] [2023-12-02 17:38:08,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545858409] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:38:08,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:38:08,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:38:08,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923959614] [2023-12-02 17:38:08,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:38:08,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:38:08,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:38:08,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:38:08,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:38:08,075 INFO L87 Difference]: Start difference. First operand 3035 states and 5297 transitions. Second operand has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 2 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:10,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:10,843 INFO L93 Difference]: Finished difference Result 9101 states and 15888 transitions. [2023-12-02 17:38:10,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:38:10,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 2 states have internal predecessors, (772), 0 states have call successors, (0), 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 772 [2023-12-02 17:38:10,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:10,875 INFO L225 Difference]: With dead ends: 9101 [2023-12-02 17:38:10,875 INFO L226 Difference]: Without dead ends: 6067 [2023-12-02 17:38:10,880 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 [2023-12-02 17:38:10,882 INFO L413 NwaCegarLoop]: 463 mSDtfsCounter, 1019 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1948 mSolverCounterSat, 1063 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1019 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 3011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1063 IncrementalHoareTripleChecker+Valid, 1948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:10,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1019 Valid, 469 Invalid, 3011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1063 Valid, 1948 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-02 17:38:10,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6067 states. [2023-12-02 17:38:11,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6067 to 6067. [2023-12-02 17:38:11,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6067 states, 6066 states have (on average 1.5235740191229805) internal successors, (9242), 6066 states have internal predecessors, (9242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:11,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6067 states to 6067 states and 9242 transitions. [2023-12-02 17:38:11,032 INFO L78 Accepts]: Start accepts. Automaton has 6067 states and 9242 transitions. Word has length 772 [2023-12-02 17:38:11,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:11,033 INFO L495 AbstractCegarLoop]: Abstraction has 6067 states and 9242 transitions. [2023-12-02 17:38:11,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 257.3333333333333) internal successors, (772), 2 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:11,033 INFO L276 IsEmpty]: Start isEmpty. Operand 6067 states and 9242 transitions. [2023-12-02 17:38:11,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 819 [2023-12-02 17:38:11,064 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:11,064 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:38:11,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 17:38:11,065 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:11,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:11,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1835662682, now seen corresponding path program 1 times [2023-12-02 17:38:11,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:11,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568050270] [2023-12-02 17:38:11,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:11,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:11,573 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-02 17:38:11,574 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:38:11,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568050270] [2023-12-02 17:38:11,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568050270] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:38:11,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:38:11,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:38:11,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691413201] [2023-12-02 17:38:11,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:38:11,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:38:11,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:38:11,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:38:11,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:38:11,579 INFO L87 Difference]: Start difference. First operand 6067 states and 9242 transitions. Second operand has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 2 states have internal predecessors, (802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:14,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:14,553 INFO L93 Difference]: Finished difference Result 18197 states and 27723 transitions. [2023-12-02 17:38:14,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:38:14,554 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 2 states have internal predecessors, (802), 0 states have call successors, (0), 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 818 [2023-12-02 17:38:14,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:14,612 INFO L225 Difference]: With dead ends: 18197 [2023-12-02 17:38:14,612 INFO L226 Difference]: Without dead ends: 12131 [2023-12-02 17:38:14,620 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 [2023-12-02 17:38:14,622 INFO L413 NwaCegarLoop]: 301 mSDtfsCounter, 929 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2048 mSolverCounterSat, 1170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 929 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 3218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1170 IncrementalHoareTripleChecker+Valid, 2048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:14,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [929 Valid, 307 Invalid, 3218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1170 Valid, 2048 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-12-02 17:38:14,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12131 states. [2023-12-02 17:38:14,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12131 to 11373. [2023-12-02 17:38:14,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11373 states, 11372 states have (on average 1.429827646851917) internal successors, (16260), 11372 states have internal predecessors, (16260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:14,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11373 states to 11373 states and 16260 transitions. [2023-12-02 17:38:14,988 INFO L78 Accepts]: Start accepts. Automaton has 11373 states and 16260 transitions. Word has length 818 [2023-12-02 17:38:14,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:14,988 INFO L495 AbstractCegarLoop]: Abstraction has 11373 states and 16260 transitions. [2023-12-02 17:38:14,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 2 states have internal predecessors, (802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:14,989 INFO L276 IsEmpty]: Start isEmpty. Operand 11373 states and 16260 transitions. [2023-12-02 17:38:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 868 [2023-12-02 17:38:15,025 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:15,026 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:38:15,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 17:38:15,026 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:15,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:15,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1618027472, now seen corresponding path program 1 times [2023-12-02 17:38:15,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:15,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645848056] [2023-12-02 17:38:15,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:15,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:16,728 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 132 proven. 2 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-12-02 17:38:16,728 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:38:16,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645848056] [2023-12-02 17:38:16,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645848056] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:38:16,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103383975] [2023-12-02 17:38:16,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:16,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:38:16,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:38:16,733 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:38:16,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 17:38:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:17,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 1118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 17:38:17,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:38:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-12-02 17:38:17,278 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:38:17,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [103383975] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:38:17,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 17:38:17,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2023-12-02 17:38:17,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270208774] [2023-12-02 17:38:17,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:38:17,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:38:17,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:38:17,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:38:17,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:38:17,283 INFO L87 Difference]: Start difference. First operand 11373 states and 16260 transitions. Second operand has 3 states, 3 states have (on average 262.0) internal successors, (786), 2 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:20,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:20,175 INFO L93 Difference]: Finished difference Result 34115 states and 48777 transitions. [2023-12-02 17:38:20,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:38:20,177 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 262.0) internal successors, (786), 2 states have internal predecessors, (786), 0 states have call successors, (0), 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 867 [2023-12-02 17:38:20,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:20,224 INFO L225 Difference]: With dead ends: 34115 [2023-12-02 17:38:20,225 INFO L226 Difference]: Without dead ends: 22743 [2023-12-02 17:38:20,236 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 870 GetRequests, 866 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:38:20,237 INFO L413 NwaCegarLoop]: 489 mSDtfsCounter, 913 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 1077 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 913 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 3045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1077 IncrementalHoareTripleChecker+Valid, 1968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:20,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [913 Valid, 496 Invalid, 3045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1077 Valid, 1968 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-02 17:38:20,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22743 states. [2023-12-02 17:38:20,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22743 to 22743. [2023-12-02 17:38:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22743 states, 22742 states have (on average 1.2972473836953653) internal successors, (29502), 22742 states have internal predecessors, (29502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:20,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22743 states to 22743 states and 29502 transitions. [2023-12-02 17:38:20,620 INFO L78 Accepts]: Start accepts. Automaton has 22743 states and 29502 transitions. Word has length 867 [2023-12-02 17:38:20,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:20,621 INFO L495 AbstractCegarLoop]: Abstraction has 22743 states and 29502 transitions. [2023-12-02 17:38:20,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 262.0) internal successors, (786), 2 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 22743 states and 29502 transitions. [2023-12-02 17:38:20,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1052 [2023-12-02 17:38:20,668 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:20,669 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:38:20,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 17:38:20,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:38:20,871 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:20,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:20,872 INFO L85 PathProgramCache]: Analyzing trace with hash -432347590, now seen corresponding path program 1 times [2023-12-02 17:38:20,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:20,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365903601] [2023-12-02 17:38:20,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:20,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:21,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:22,053 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-12-02 17:38:22,053 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:38:22,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365903601] [2023-12-02 17:38:22,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365903601] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:38:22,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:38:22,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:38:22,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460616423] [2023-12-02 17:38:22,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:38:22,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:38:22,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:38:22,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:38:22,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:38:22,057 INFO L87 Difference]: Start difference. First operand 22743 states and 29502 transitions. Second operand has 3 states, 3 states have (on average 327.3333333333333) internal successors, (982), 2 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:24,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:24,997 INFO L93 Difference]: Finished difference Result 56855 states and 73109 transitions. [2023-12-02 17:38:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:38:24,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 327.3333333333333) internal successors, (982), 2 states have internal predecessors, (982), 0 states have call successors, (0), 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 1051 [2023-12-02 17:38:24,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:25,044 INFO L225 Difference]: With dead ends: 56855 [2023-12-02 17:38:25,044 INFO L226 Difference]: Without dead ends: 34113 [2023-12-02 17:38:25,062 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 [2023-12-02 17:38:25,063 INFO L413 NwaCegarLoop]: 562 mSDtfsCounter, 548 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2099 mSolverCounterSat, 876 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 2975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 876 IncrementalHoareTripleChecker+Valid, 2099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:25,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [548 Valid, 569 Invalid, 2975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [876 Valid, 2099 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-02 17:38:25,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34113 states. [2023-12-02 17:38:25,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34113 to 34113. [2023-12-02 17:38:25,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34113 states, 34112 states have (on average 1.2581496247654784) internal successors, (42918), 34112 states have internal predecessors, (42918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:25,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34113 states to 34113 states and 42918 transitions. [2023-12-02 17:38:25,547 INFO L78 Accepts]: Start accepts. Automaton has 34113 states and 42918 transitions. Word has length 1051 [2023-12-02 17:38:25,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:25,548 INFO L495 AbstractCegarLoop]: Abstraction has 34113 states and 42918 transitions. [2023-12-02 17:38:25,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 327.3333333333333) internal successors, (982), 2 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:25,549 INFO L276 IsEmpty]: Start isEmpty. Operand 34113 states and 42918 transitions. [2023-12-02 17:38:25,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2023-12-02 17:38:25,600 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:25,601 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:38:25,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-02 17:38:25,601 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:25,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:25,602 INFO L85 PathProgramCache]: Analyzing trace with hash 622620359, now seen corresponding path program 1 times [2023-12-02 17:38:25,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:25,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089520403] [2023-12-02 17:38:25,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:25,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:28,498 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 133 proven. 295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:38:28,498 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:38:28,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089520403] [2023-12-02 17:38:28,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089520403] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:38:28,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358420588] [2023-12-02 17:38:28,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:28,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:38:28,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:38:28,501 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:38:28,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 17:38:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:28,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 1296 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 17:38:28,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:38:30,282 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2023-12-02 17:38:30,282 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:38:30,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1358420588] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:38:30,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 17:38:30,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 7 [2023-12-02 17:38:30,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6654506] [2023-12-02 17:38:30,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:38:30,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:38:30,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:38:30,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:38:30,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-12-02 17:38:30,287 INFO L87 Difference]: Start difference. First operand 34113 states and 42918 transitions. Second operand has 3 states, 3 states have (on average 253.33333333333334) internal successors, (760), 2 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:33,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:33,045 INFO L93 Difference]: Finished difference Result 83385 states and 103949 transitions. [2023-12-02 17:38:33,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:38:33,046 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 253.33333333333334) internal successors, (760), 2 states have internal predecessors, (760), 0 states have call successors, (0), 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 1073 [2023-12-02 17:38:33,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:33,099 INFO L225 Difference]: With dead ends: 83385 [2023-12-02 17:38:33,099 INFO L226 Difference]: Without dead ends: 49273 [2023-12-02 17:38:33,116 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1078 GetRequests, 1072 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-12-02 17:38:33,117 INFO L413 NwaCegarLoop]: 244 mSDtfsCounter, 96 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2710 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 3019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 2710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:33,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 251 Invalid, 3019 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 2710 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-12-02 17:38:33,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49273 states. [2023-12-02 17:38:33,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49273 to 43967. [2023-12-02 17:38:33,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43967 states, 43966 states have (on average 1.2220806987217396) internal successors, (53730), 43966 states have internal predecessors, (53730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:33,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43967 states to 43967 states and 53730 transitions. [2023-12-02 17:38:33,586 INFO L78 Accepts]: Start accepts. Automaton has 43967 states and 53730 transitions. Word has length 1073 [2023-12-02 17:38:33,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:33,587 INFO L495 AbstractCegarLoop]: Abstraction has 43967 states and 53730 transitions. [2023-12-02 17:38:33,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 253.33333333333334) internal successors, (760), 2 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:33,588 INFO L276 IsEmpty]: Start isEmpty. Operand 43967 states and 53730 transitions. [2023-12-02 17:38:33,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1208 [2023-12-02 17:38:33,618 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:33,619 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:38:33,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-02 17:38:33,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:38:33,819 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:33,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:33,820 INFO L85 PathProgramCache]: Analyzing trace with hash 2003182214, now seen corresponding path program 1 times [2023-12-02 17:38:33,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:33,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372254927] [2023-12-02 17:38:33,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:33,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:34,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-12-02 17:38:34,551 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:38:34,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372254927] [2023-12-02 17:38:34,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372254927] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:38:34,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:38:34,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:38:34,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485103377] [2023-12-02 17:38:34,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:38:34,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:38:34,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:38:34,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:38:34,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:38:34,555 INFO L87 Difference]: Start difference. First operand 43967 states and 53730 transitions. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:37,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:37,853 INFO L93 Difference]: Finished difference Result 112189 states and 137249 transitions. [2023-12-02 17:38:37,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:38:37,854 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 0 states have call successors, (0), 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 1207 [2023-12-02 17:38:37,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:37,947 INFO L225 Difference]: With dead ends: 112189 [2023-12-02 17:38:37,947 INFO L226 Difference]: Without dead ends: 68223 [2023-12-02 17:38:37,972 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 [2023-12-02 17:38:37,973 INFO L413 NwaCegarLoop]: 1373 mSDtfsCounter, 713 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2244 mSolverCounterSat, 903 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 713 SdHoareTripleChecker+Valid, 1380 SdHoareTripleChecker+Invalid, 3147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 903 IncrementalHoareTripleChecker+Valid, 2244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:37,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [713 Valid, 1380 Invalid, 3147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [903 Valid, 2244 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-12-02 17:38:38,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68223 states. [2023-12-02 17:38:38,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68223 to 65949. [2023-12-02 17:38:38,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65949 states, 65948 states have (on average 1.2069206041123308) internal successors, (79594), 65948 states have internal predecessors, (79594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:38,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65949 states to 65949 states and 79594 transitions. [2023-12-02 17:38:38,697 INFO L78 Accepts]: Start accepts. Automaton has 65949 states and 79594 transitions. Word has length 1207 [2023-12-02 17:38:38,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:38,698 INFO L495 AbstractCegarLoop]: Abstraction has 65949 states and 79594 transitions. [2023-12-02 17:38:38,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:38,698 INFO L276 IsEmpty]: Start isEmpty. Operand 65949 states and 79594 transitions. [2023-12-02 17:38:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1228 [2023-12-02 17:38:38,742 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:38,743 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:38:38,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-02 17:38:38,743 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:38,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:38,743 INFO L85 PathProgramCache]: Analyzing trace with hash -311549890, now seen corresponding path program 1 times [2023-12-02 17:38:38,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:38,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060372787] [2023-12-02 17:38:38,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:38,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:41,076 INFO L134 CoverageAnalysis]: Checked inductivity of 719 backedges. 467 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2023-12-02 17:38:41,076 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:38:41,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060372787] [2023-12-02 17:38:41,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060372787] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:38:41,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:38:41,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 17:38:41,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867688051] [2023-12-02 17:38:41,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:38:41,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 17:38:41,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:38:41,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 17:38:41,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 17:38:41,081 INFO L87 Difference]: Start difference. First operand 65949 states and 79594 transitions. Second operand has 5 states, 5 states have (on average 216.8) internal successors, (1084), 4 states have internal predecessors, (1084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:44,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:44,455 INFO L93 Difference]: Finished difference Result 132736 states and 160056 transitions. [2023-12-02 17:38:44,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 17:38:44,456 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 216.8) internal successors, (1084), 4 states have internal predecessors, (1084), 0 states have call successors, (0), 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 1227 [2023-12-02 17:38:44,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:44,514 INFO L225 Difference]: With dead ends: 132736 [2023-12-02 17:38:44,514 INFO L226 Difference]: Without dead ends: 66788 [2023-12-02 17:38:44,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 17:38:44,537 INFO L413 NwaCegarLoop]: 760 mSDtfsCounter, 1721 mSDsluCounter, 1922 mSDsCounter, 0 mSdLazyCounter, 3015 mSolverCounterSat, 387 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1721 SdHoareTripleChecker+Valid, 2682 SdHoareTripleChecker+Invalid, 3402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 387 IncrementalHoareTripleChecker+Valid, 3015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:44,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1721 Valid, 2682 Invalid, 3402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [387 Valid, 3015 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-12-02 17:38:44,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66788 states. [2023-12-02 17:38:45,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66788 to 66707. [2023-12-02 17:38:45,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66707 states, 66706 states have (on average 1.2046592510418852) internal successors, (80358), 66706 states have internal predecessors, (80358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:45,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66707 states to 66707 states and 80358 transitions. [2023-12-02 17:38:45,153 INFO L78 Accepts]: Start accepts. Automaton has 66707 states and 80358 transitions. Word has length 1227 [2023-12-02 17:38:45,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:45,153 INFO L495 AbstractCegarLoop]: Abstraction has 66707 states and 80358 transitions. [2023-12-02 17:38:45,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 216.8) internal successors, (1084), 4 states have internal predecessors, (1084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:45,154 INFO L276 IsEmpty]: Start isEmpty. Operand 66707 states and 80358 transitions. [2023-12-02 17:38:45,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1243 [2023-12-02 17:38:45,196 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:45,197 INFO L195 NwaCegarLoop]: trace histogram [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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:38:45,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-02 17:38:45,197 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:45,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:45,198 INFO L85 PathProgramCache]: Analyzing trace with hash -2035122919, now seen corresponding path program 1 times [2023-12-02 17:38:45,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:45,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044621161] [2023-12-02 17:38:45,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:45,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:47,545 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 541 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2023-12-02 17:38:47,545 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:38:47,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044621161] [2023-12-02 17:38:47,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044621161] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:38:47,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:38:47,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:38:47,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560510838] [2023-12-02 17:38:47,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:38:47,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:38:47,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:38:47,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:38:47,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:38:47,548 INFO L87 Difference]: Start difference. First operand 66707 states and 80358 transitions. Second operand has 6 states, 6 states have (on average 183.16666666666666) internal successors, (1099), 5 states have internal predecessors, (1099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:52,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:52,005 INFO L93 Difference]: Finished difference Result 135769 states and 163209 transitions. [2023-12-02 17:38:52,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 17:38:52,006 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 183.16666666666666) internal successors, (1099), 5 states have internal predecessors, (1099), 0 states have call successors, (0), 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 1242 [2023-12-02 17:38:52,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:52,123 INFO L225 Difference]: With dead ends: 135769 [2023-12-02 17:38:52,123 INFO L226 Difference]: Without dead ends: 69821 [2023-12-02 17:38:52,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-12-02 17:38:52,143 INFO L413 NwaCegarLoop]: 752 mSDtfsCounter, 2271 mSDsluCounter, 1078 mSDsCounter, 0 mSdLazyCounter, 5857 mSolverCounterSat, 413 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2271 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 6270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 413 IncrementalHoareTripleChecker+Valid, 5857 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:52,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2271 Valid, 1830 Invalid, 6270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [413 Valid, 5857 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2023-12-02 17:38:52,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69821 states. [2023-12-02 17:38:52,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69821 to 69739. [2023-12-02 17:38:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69739 states, 69738 states have (on average 1.1967937136138116) internal successors, (83462), 69738 states have internal predecessors, (83462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:52,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69739 states to 69739 states and 83462 transitions. [2023-12-02 17:38:52,806 INFO L78 Accepts]: Start accepts. Automaton has 69739 states and 83462 transitions. Word has length 1242 [2023-12-02 17:38:52,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:52,806 INFO L495 AbstractCegarLoop]: Abstraction has 69739 states and 83462 transitions. [2023-12-02 17:38:52,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 183.16666666666666) internal successors, (1099), 5 states have internal predecessors, (1099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:52,807 INFO L276 IsEmpty]: Start isEmpty. Operand 69739 states and 83462 transitions. [2023-12-02 17:38:52,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1250 [2023-12-02 17:38:52,847 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:52,848 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, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:38:52,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-02 17:38:52,848 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:52,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:52,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1064544971, now seen corresponding path program 1 times [2023-12-02 17:38:52,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:52,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950523451] [2023-12-02 17:38:52,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:52,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:54,015 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 701 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2023-12-02 17:38:54,015 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:38:54,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950523451] [2023-12-02 17:38:54,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950523451] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:38:54,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:38:54,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:38:54,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718991559] [2023-12-02 17:38:54,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:38:54,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:38:54,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:38:54,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:38:54,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:38:54,019 INFO L87 Difference]: Start difference. First operand 69739 states and 83462 transitions. Second operand has 3 states, 3 states have (on average 383.0) internal successors, (1149), 3 states have internal predecessors, (1149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:57,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:57,427 INFO L93 Difference]: Finished difference Result 147815 states and 177541 transitions. [2023-12-02 17:38:57,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:38:57,428 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 383.0) internal successors, (1149), 3 states have internal predecessors, (1149), 0 states have call successors, (0), 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 1249 [2023-12-02 17:38:57,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:57,497 INFO L225 Difference]: With dead ends: 147815 [2023-12-02 17:38:57,497 INFO L226 Difference]: Without dead ends: 78835 [2023-12-02 17:38:57,528 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 [2023-12-02 17:38:57,528 INFO L413 NwaCegarLoop]: 326 mSDtfsCounter, 724 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2257 mSolverCounterSat, 1111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 724 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 3368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1111 IncrementalHoareTripleChecker+Valid, 2257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:57,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [724 Valid, 333 Invalid, 3368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1111 Valid, 2257 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-12-02 17:38:57,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78835 states. [2023-12-02 17:38:58,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78835 to 77319. [2023-12-02 17:38:58,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77319 states, 77318 states have (on average 1.201389068522207) internal successors, (92889), 77318 states have internal predecessors, (92889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:58,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77319 states to 77319 states and 92889 transitions. [2023-12-02 17:38:58,512 INFO L78 Accepts]: Start accepts. Automaton has 77319 states and 92889 transitions. Word has length 1249 [2023-12-02 17:38:58,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:58,512 INFO L495 AbstractCegarLoop]: Abstraction has 77319 states and 92889 transitions. [2023-12-02 17:38:58,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 383.0) internal successors, (1149), 3 states have internal predecessors, (1149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:38:58,513 INFO L276 IsEmpty]: Start isEmpty. Operand 77319 states and 92889 transitions. [2023-12-02 17:38:58,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2534 [2023-12-02 17:38:58,602 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:58,603 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-12-02 17:38:58,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-02 17:38:58,604 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:58,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:58,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1739486079, now seen corresponding path program 1 times [2023-12-02 17:38:58,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:38:58,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344247602] [2023-12-02 17:38:58,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:58,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:38:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:01,348 INFO L134 CoverageAnalysis]: Checked inductivity of 5452 backedges. 1761 proven. 0 refuted. 0 times theorem prover too weak. 3691 trivial. 0 not checked. [2023-12-02 17:39:01,348 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:39:01,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344247602] [2023-12-02 17:39:01,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344247602] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:39:01,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:39:01,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:39:01,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450955395] [2023-12-02 17:39:01,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:39:01,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:39:01,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:39:01,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:39:01,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:39:01,353 INFO L87 Difference]: Start difference. First operand 77319 states and 92889 transitions. Second operand has 3 states, 3 states have (on average 330.6666666666667) internal successors, (992), 3 states have internal predecessors, (992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:04,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:39:04,325 INFO L93 Difference]: Finished difference Result 175861 states and 211561 transitions. [2023-12-02 17:39:04,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:39:04,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 330.6666666666667) internal successors, (992), 3 states have internal predecessors, (992), 0 states have call successors, (0), 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 2533 [2023-12-02 17:39:04,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:39:04,415 INFO L225 Difference]: With dead ends: 175861 [2023-12-02 17:39:04,415 INFO L226 Difference]: Without dead ends: 98543 [2023-12-02 17:39:04,446 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 [2023-12-02 17:39:04,446 INFO L413 NwaCegarLoop]: 1375 mSDtfsCounter, 731 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1990 mSolverCounterSat, 897 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 731 SdHoareTripleChecker+Valid, 1382 SdHoareTripleChecker+Invalid, 2887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 897 IncrementalHoareTripleChecker+Valid, 1990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-12-02 17:39:04,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [731 Valid, 1382 Invalid, 2887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [897 Valid, 1990 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-12-02 17:39:04,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98543 states. [2023-12-02 17:39:05,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98543 to 93995. [2023-12-02 17:39:05,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93995 states, 93994 states have (on average 1.1800646849798924) internal successors, (110919), 93994 states have internal predecessors, (110919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:05,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93995 states to 93995 states and 110919 transitions. [2023-12-02 17:39:05,526 INFO L78 Accepts]: Start accepts. Automaton has 93995 states and 110919 transitions. Word has length 2533 [2023-12-02 17:39:05,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:39:05,527 INFO L495 AbstractCegarLoop]: Abstraction has 93995 states and 110919 transitions. [2023-12-02 17:39:05,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.6666666666667) internal successors, (992), 3 states have internal predecessors, (992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:05,527 INFO L276 IsEmpty]: Start isEmpty. Operand 93995 states and 110919 transitions. [2023-12-02 17:39:05,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3219 [2023-12-02 17:39:05,906 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:39:05,908 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 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, 9, 9, 9, 9, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:39:05,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-02 17:39:05,908 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:39:05,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:39:05,909 INFO L85 PathProgramCache]: Analyzing trace with hash -103364191, now seen corresponding path program 1 times [2023-12-02 17:39:05,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:39:05,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28974087] [2023-12-02 17:39:05,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:05,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:39:06,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:11,844 INFO L134 CoverageAnalysis]: Checked inductivity of 7980 backedges. 1802 proven. 0 refuted. 0 times theorem prover too weak. 6178 trivial. 0 not checked. [2023-12-02 17:39:11,844 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:39:11,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28974087] [2023-12-02 17:39:11,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28974087] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:39:11,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:39:11,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:39:11,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71579315] [2023-12-02 17:39:11,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:39:11,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:39:11,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:39:11,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:39:11,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:39:11,849 INFO L87 Difference]: Start difference. First operand 93995 states and 110919 transitions. Second operand has 3 states, 3 states have (on average 320.6666666666667) internal successors, (962), 3 states have internal predecessors, (962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:14,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:39:14,574 INFO L93 Difference]: Finished difference Result 187989 states and 221849 transitions. [2023-12-02 17:39:14,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:39:14,575 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 320.6666666666667) internal successors, (962), 3 states have internal predecessors, (962), 0 states have call successors, (0), 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 3218 [2023-12-02 17:39:14,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:39:14,658 INFO L225 Difference]: With dead ends: 187989 [2023-12-02 17:39:14,658 INFO L226 Difference]: Without dead ends: 94753 [2023-12-02 17:39:14,699 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 [2023-12-02 17:39:14,699 INFO L413 NwaCegarLoop]: 1512 mSDtfsCounter, 713 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1810 mSolverCounterSat, 543 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 713 SdHoareTripleChecker+Valid, 1519 SdHoareTripleChecker+Invalid, 2353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 543 IncrementalHoareTripleChecker+Valid, 1810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-12-02 17:39:14,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [713 Valid, 1519 Invalid, 2353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [543 Valid, 1810 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-12-02 17:39:14,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94753 states. [2023-12-02 17:39:15,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94753 to 93995. [2023-12-02 17:39:15,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93995 states, 93994 states have (on average 1.1790433431921186) internal successors, (110823), 93994 states have internal predecessors, (110823), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:15,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93995 states to 93995 states and 110823 transitions. [2023-12-02 17:39:15,863 INFO L78 Accepts]: Start accepts. Automaton has 93995 states and 110823 transitions. Word has length 3218 [2023-12-02 17:39:15,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:39:15,864 INFO L495 AbstractCegarLoop]: Abstraction has 93995 states and 110823 transitions. [2023-12-02 17:39:15,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 320.6666666666667) internal successors, (962), 3 states have internal predecessors, (962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:15,865 INFO L276 IsEmpty]: Start isEmpty. Operand 93995 states and 110823 transitions. [2023-12-02 17:39:15,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3296 [2023-12-02 17:39:15,978 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:39:15,980 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 8, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:39:15,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-02 17:39:15,980 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:39:15,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:39:15,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1047208300, now seen corresponding path program 1 times [2023-12-02 17:39:15,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:39:15,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264334040] [2023-12-02 17:39:15,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:15,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:39:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:21,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8833 backedges. 2539 proven. 0 refuted. 0 times theorem prover too weak. 6294 trivial. 0 not checked. [2023-12-02 17:39:21,098 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:39:21,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264334040] [2023-12-02 17:39:21,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264334040] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:39:21,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:39:21,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:39:21,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9573244] [2023-12-02 17:39:21,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:39:21,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:39:21,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:39:21,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:39:21,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:39:21,103 INFO L87 Difference]: Start difference. First operand 93995 states and 110823 transitions. Second operand has 3 states, 3 states have (on average 312.6666666666667) internal successors, (938), 3 states have internal predecessors, (938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:23,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:39:23,795 INFO L93 Difference]: Finished difference Result 187231 states and 220881 transitions. [2023-12-02 17:39:23,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:39:23,796 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 312.6666666666667) internal successors, (938), 3 states have internal predecessors, (938), 0 states have call successors, (0), 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 3295 [2023-12-02 17:39:23,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:39:23,877 INFO L225 Difference]: With dead ends: 187231 [2023-12-02 17:39:23,877 INFO L226 Difference]: Without dead ends: 93995 [2023-12-02 17:39:23,916 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 [2023-12-02 17:39:23,917 INFO L413 NwaCegarLoop]: 663 mSDtfsCounter, 753 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1907 mSolverCounterSat, 587 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 670 SdHoareTripleChecker+Invalid, 2494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 587 IncrementalHoareTripleChecker+Valid, 1907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 17:39:23,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [753 Valid, 670 Invalid, 2494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [587 Valid, 1907 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 17:39:23,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93995 states. [2023-12-02 17:39:24,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93995 to 93995. [2023-12-02 17:39:25,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93995 states, 93994 states have (on average 1.1757239823818542) internal successors, (110511), 93994 states have internal predecessors, (110511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:25,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93995 states to 93995 states and 110511 transitions. [2023-12-02 17:39:25,104 INFO L78 Accepts]: Start accepts. Automaton has 93995 states and 110511 transitions. Word has length 3295 [2023-12-02 17:39:25,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:39:25,105 INFO L495 AbstractCegarLoop]: Abstraction has 93995 states and 110511 transitions. [2023-12-02 17:39:25,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 312.6666666666667) internal successors, (938), 3 states have internal predecessors, (938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:25,105 INFO L276 IsEmpty]: Start isEmpty. Operand 93995 states and 110511 transitions. [2023-12-02 17:39:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3374 [2023-12-02 17:39:25,219 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:39:25,220 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, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2023-12-02 17:39:25,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-02 17:39:25,220 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:39:25,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:39:25,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1118796759, now seen corresponding path program 1 times [2023-12-02 17:39:25,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:39:25,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422450554] [2023-12-02 17:39:25,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:25,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:39:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:30,277 INFO L134 CoverageAnalysis]: Checked inductivity of 7007 backedges. 2612 proven. 0 refuted. 0 times theorem prover too weak. 4395 trivial. 0 not checked. [2023-12-02 17:39:30,277 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:39:30,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422450554] [2023-12-02 17:39:30,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422450554] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:39:30,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:39:30,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:39:30,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72007555] [2023-12-02 17:39:30,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:39:30,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 17:39:30,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:39:30,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 17:39:30,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 17:39:30,283 INFO L87 Difference]: Start difference. First operand 93995 states and 110511 transitions. Second operand has 4 states, 4 states have (on average 349.5) internal successors, (1398), 3 states have internal predecessors, (1398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:34,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:39:34,458 INFO L93 Difference]: Finished difference Result 188747 states and 221863 transitions. [2023-12-02 17:39:34,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 17:39:34,459 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 349.5) internal successors, (1398), 3 states have internal predecessors, (1398), 0 states have call successors, (0), 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 3373 [2023-12-02 17:39:34,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:39:34,543 INFO L225 Difference]: With dead ends: 188747 [2023-12-02 17:39:34,543 INFO L226 Difference]: Without dead ends: 95511 [2023-12-02 17:39:34,580 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 17:39:34,580 INFO L413 NwaCegarLoop]: 465 mSDtfsCounter, 948 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 3790 mSolverCounterSat, 910 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 4700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 910 IncrementalHoareTripleChecker+Valid, 3790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:39:34,581 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [948 Valid, 478 Invalid, 4700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [910 Valid, 3790 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2023-12-02 17:39:34,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95511 states. [2023-12-02 17:39:35,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95511 to 95511. [2023-12-02 17:39:35,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95511 states, 95510 states have (on average 1.1726834886399329) internal successors, (112003), 95510 states have internal predecessors, (112003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:35,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95511 states to 95511 states and 112003 transitions. [2023-12-02 17:39:35,587 INFO L78 Accepts]: Start accepts. Automaton has 95511 states and 112003 transitions. Word has length 3373 [2023-12-02 17:39:35,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:39:35,588 INFO L495 AbstractCegarLoop]: Abstraction has 95511 states and 112003 transitions. [2023-12-02 17:39:35,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 349.5) internal successors, (1398), 3 states have internal predecessors, (1398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:35,589 INFO L276 IsEmpty]: Start isEmpty. Operand 95511 states and 112003 transitions. [2023-12-02 17:39:35,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3438 [2023-12-02 17:39:35,927 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:39:35,929 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:39:35,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-02 17:39:35,929 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:39:35,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:39:35,931 INFO L85 PathProgramCache]: Analyzing trace with hash 231871466, now seen corresponding path program 1 times [2023-12-02 17:39:35,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:39:35,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808935834] [2023-12-02 17:39:35,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:35,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:39:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:42,959 INFO L134 CoverageAnalysis]: Checked inductivity of 9401 backedges. 3769 proven. 89 refuted. 0 times theorem prover too weak. 5543 trivial. 0 not checked. [2023-12-02 17:39:42,959 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:39:42,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808935834] [2023-12-02 17:39:42,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808935834] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:39:42,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1990254615] [2023-12-02 17:39:42,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:42,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:39:42,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:39:42,961 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:39:42,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 17:39:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:44,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 3998 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 17:39:44,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:39:44,752 INFO L134 CoverageAnalysis]: Checked inductivity of 9401 backedges. 5479 proven. 0 refuted. 0 times theorem prover too weak. 3922 trivial. 0 not checked. [2023-12-02 17:39:44,752 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:39:44,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1990254615] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:39:44,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 17:39:44,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 17:39:44,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339407707] [2023-12-02 17:39:44,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:39:44,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:39:44,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:39:44,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:39:44,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:39:44,757 INFO L87 Difference]: Start difference. First operand 95511 states and 112003 transitions. Second operand has 3 states, 3 states have (on average 409.0) internal successors, (1227), 3 states have internal predecessors, (1227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:47,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:39:47,543 INFO L93 Difference]: Finished difference Result 197843 states and 231307 transitions. [2023-12-02 17:39:47,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:39:47,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 409.0) internal successors, (1227), 3 states have internal predecessors, (1227), 0 states have call successors, (0), 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 3437 [2023-12-02 17:39:47,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:39:47,629 INFO L225 Difference]: With dead ends: 197843 [2023-12-02 17:39:47,629 INFO L226 Difference]: Without dead ends: 97785 [2023-12-02 17:39:47,671 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3441 GetRequests, 3436 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:39:47,672 INFO L413 NwaCegarLoop]: 1337 mSDtfsCounter, 680 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1859 mSolverCounterSat, 694 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 680 SdHoareTripleChecker+Valid, 1343 SdHoareTripleChecker+Invalid, 2553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 694 IncrementalHoareTripleChecker+Valid, 1859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-12-02 17:39:47,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [680 Valid, 1343 Invalid, 2553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [694 Valid, 1859 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-12-02 17:39:47,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97785 states. [2023-12-02 17:39:48,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97785 to 90205. [2023-12-02 17:39:48,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90205 states, 90204 states have (on average 1.0467939337501664) internal successors, (94425), 90204 states have internal predecessors, (94425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:48,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90205 states to 90205 states and 94425 transitions. [2023-12-02 17:39:48,552 INFO L78 Accepts]: Start accepts. Automaton has 90205 states and 94425 transitions. Word has length 3437 [2023-12-02 17:39:48,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:39:48,553 INFO L495 AbstractCegarLoop]: Abstraction has 90205 states and 94425 transitions. [2023-12-02 17:39:48,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 409.0) internal successors, (1227), 3 states have internal predecessors, (1227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:39:48,553 INFO L276 IsEmpty]: Start isEmpty. Operand 90205 states and 94425 transitions. [2023-12-02 17:39:48,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3743 [2023-12-02 17:39:48,854 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:39:48,855 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 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, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:39:48,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-02 17:39:49,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-12-02 17:39:49,058 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:39:49,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:39:49,063 INFO L85 PathProgramCache]: Analyzing trace with hash 338140446, now seen corresponding path program 1 times [2023-12-02 17:39:49,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:39:49,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119486170] [2023-12-02 17:39:49,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:49,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:39:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:56,506 INFO L134 CoverageAnalysis]: Checked inductivity of 11383 backedges. 4167 proven. 89 refuted. 0 times theorem prover too weak. 7127 trivial. 0 not checked. [2023-12-02 17:39:56,506 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:39:56,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119486170] [2023-12-02 17:39:56,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119486170] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:39:56,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1858755947] [2023-12-02 17:39:56,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:56,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:39:56,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:39:56,508 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:39:56,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 17:39:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:57,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 4303 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 17:39:57,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:39:58,275 INFO L134 CoverageAnalysis]: Checked inductivity of 11383 backedges. 6523 proven. 0 refuted. 0 times theorem prover too weak. 4860 trivial. 0 not checked. [2023-12-02 17:39:58,275 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:39:58,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1858755947] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:39:58,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 17:39:58,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 17:39:58,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496840852] [2023-12-02 17:39:58,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:39:58,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:39:58,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:39:58,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:39:58,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:39:58,282 INFO L87 Difference]: Start difference. First operand 90205 states and 94425 transitions. Second operand has 3 states, 3 states have (on average 444.0) internal successors, (1332), 3 states have internal predecessors, (1332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:40:00,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:40:00,480 INFO L93 Difference]: Finished difference Result 197085 states and 206459 transitions. [2023-12-02 17:40:00,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:40:00,481 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 444.0) internal successors, (1332), 3 states have internal predecessors, (1332), 0 states have call successors, (0), 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 3742 [2023-12-02 17:40:00,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:40:00,561 INFO L225 Difference]: With dead ends: 197085 [2023-12-02 17:40:00,561 INFO L226 Difference]: Without dead ends: 107639 [2023-12-02 17:40:00,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3746 GetRequests, 3741 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:40:00,596 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 573 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1764 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 573 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 2021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-02 17:40:00,596 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [573 Valid, 104 Invalid, 2021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1764 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-02 17:40:00,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107639 states. [2023-12-02 17:40:01,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107639 to 105365. [2023-12-02 17:40:01,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105365 states, 105364 states have (on average 1.0412285030940358) internal successors, (109708), 105364 states have internal predecessors, (109708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:40:01,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105365 states to 105365 states and 109708 transitions. [2023-12-02 17:40:01,526 INFO L78 Accepts]: Start accepts. Automaton has 105365 states and 109708 transitions. Word has length 3742 [2023-12-02 17:40:01,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:40:01,527 INFO L495 AbstractCegarLoop]: Abstraction has 105365 states and 109708 transitions. [2023-12-02 17:40:01,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 444.0) internal successors, (1332), 3 states have internal predecessors, (1332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:40:01,527 INFO L276 IsEmpty]: Start isEmpty. Operand 105365 states and 109708 transitions. [2023-12-02 17:40:01,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5437 [2023-12-02 17:40:01,713 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:40:01,715 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:40:01,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 17:40:01,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:40:01,916 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:40:01,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:40:01,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1646881432, now seen corresponding path program 1 times [2023-12-02 17:40:01,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:40:01,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642513622] [2023-12-02 17:40:01,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:01,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:40:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:15,313 INFO L134 CoverageAnalysis]: Checked inductivity of 23781 backedges. 6099 proven. 89 refuted. 0 times theorem prover too weak. 17593 trivial. 0 not checked. [2023-12-02 17:40:15,313 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:40:15,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642513622] [2023-12-02 17:40:15,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642513622] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:40:15,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [87246071] [2023-12-02 17:40:15,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:15,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:40:15,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:40:15,315 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:40:15,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-02 17:40:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:17,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 6152 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 17:40:17,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:40:17,896 INFO L134 CoverageAnalysis]: Checked inductivity of 23781 backedges. 13062 proven. 0 refuted. 0 times theorem prover too weak. 10719 trivial. 0 not checked. [2023-12-02 17:40:17,897 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:40:17,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [87246071] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:40:17,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 17:40:17,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 17:40:17,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448657800] [2023-12-02 17:40:17,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:40:17,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:40:17,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:40:17,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:40:17,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:40:17,907 INFO L87 Difference]: Start difference. First operand 105365 states and 109708 transitions. Second operand has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:40:20,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:40:20,396 INFO L93 Difference]: Finished difference Result 213761 states and 222502 transitions. [2023-12-02 17:40:20,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:40:20,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 0 states have call successors, (0), 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 5436 [2023-12-02 17:40:20,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:40:20,496 INFO L225 Difference]: With dead ends: 213761 [2023-12-02 17:40:20,497 INFO L226 Difference]: Without dead ends: 109155 [2023-12-02 17:40:20,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5440 GetRequests, 5435 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:40:20,542 INFO L413 NwaCegarLoop]: 942 mSDtfsCounter, 138 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1906 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 948 SdHoareTripleChecker+Invalid, 2054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-12-02 17:40:20,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 948 Invalid, 2054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1906 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-12-02 17:40:20,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109155 states. [2023-12-02 17:40:21,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109155 to 106881. [2023-12-02 17:40:21,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106881 states, 106880 states have (on average 1.0367702095808384) internal successors, (110810), 106880 states have internal predecessors, (110810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:40:21,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106881 states to 106881 states and 110810 transitions. [2023-12-02 17:40:21,632 INFO L78 Accepts]: Start accepts. Automaton has 106881 states and 110810 transitions. Word has length 5436 [2023-12-02 17:40:21,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:40:21,633 INFO L495 AbstractCegarLoop]: Abstraction has 106881 states and 110810 transitions. [2023-12-02 17:40:21,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:40:21,634 INFO L276 IsEmpty]: Start isEmpty. Operand 106881 states and 110810 transitions. [2023-12-02 17:40:21,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5823 [2023-12-02 17:40:21,846 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:40:21,849 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:40:21,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-02 17:40:22,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-12-02 17:40:22,050 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:40:22,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:40:22,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1518061417, now seen corresponding path program 1 times [2023-12-02 17:40:22,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:40:22,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354128326] [2023-12-02 17:40:22,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:22,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:40:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:36,542 INFO L134 CoverageAnalysis]: Checked inductivity of 29545 backedges. 7092 proven. 89 refuted. 0 times theorem prover too weak. 22364 trivial. 0 not checked. [2023-12-02 17:40:36,542 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:40:36,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354128326] [2023-12-02 17:40:36,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354128326] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:40:36,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164712309] [2023-12-02 17:40:36,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:36,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:40:36,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:40:36,544 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:40:36,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 17:40:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:38,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 6598 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 17:40:38,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:40:39,186 INFO L134 CoverageAnalysis]: Checked inductivity of 29545 backedges. 13334 proven. 0 refuted. 0 times theorem prover too weak. 16211 trivial. 0 not checked. [2023-12-02 17:40:39,186 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:40:39,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164712309] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:40:39,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 17:40:39,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 17:40:39,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98483715] [2023-12-02 17:40:39,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:40:39,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:40:39,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:40:39,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:40:39,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:40:39,193 INFO L87 Difference]: Start difference. First operand 106881 states and 110810 transitions. Second operand has 3 states, 3 states have (on average 495.3333333333333) internal successors, (1486), 3 states have internal predecessors, (1486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:40:41,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:40:41,566 INFO L93 Difference]: Finished difference Result 214519 states and 222380 transitions. [2023-12-02 17:40:41,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:40:41,566 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 495.3333333333333) internal successors, (1486), 3 states have internal predecessors, (1486), 0 states have call successors, (0), 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 5822 [2023-12-02 17:40:41,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:40:41,663 INFO L225 Difference]: With dead ends: 214519 [2023-12-02 17:40:41,663 INFO L226 Difference]: Without dead ends: 108397 [2023-12-02 17:40:41,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5826 GetRequests, 5821 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:40:41,708 INFO L413 NwaCegarLoop]: 931 mSDtfsCounter, 304 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 937 SdHoareTripleChecker+Invalid, 1954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-02 17:40:41,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 937 Invalid, 1954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1779 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-02 17:40:41,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108397 states. [2023-12-02 17:40:42,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108397 to 107639. [2023-12-02 17:40:42,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107639 states, 107638 states have (on average 1.0299336665489882) internal successors, (110860), 107638 states have internal predecessors, (110860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:40:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107639 states to 107639 states and 110860 transitions. [2023-12-02 17:40:42,943 INFO L78 Accepts]: Start accepts. Automaton has 107639 states and 110860 transitions. Word has length 5822 [2023-12-02 17:40:42,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:40:42,945 INFO L495 AbstractCegarLoop]: Abstraction has 107639 states and 110860 transitions. [2023-12-02 17:40:42,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 495.3333333333333) internal successors, (1486), 3 states have internal predecessors, (1486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:40:42,946 INFO L276 IsEmpty]: Start isEmpty. Operand 107639 states and 110860 transitions. [2023-12-02 17:40:43,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5823 [2023-12-02 17:40:43,179 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:40:43,181 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-12-02 17:40:43,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-02 17:40:43,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:40:43,382 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:40:43,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:40:43,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1990497524, now seen corresponding path program 1 times [2023-12-02 17:40:43,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:40:43,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756990612] [2023-12-02 17:40:43,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:43,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:40:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:40:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 28305 backedges. 6731 proven. 89 refuted. 0 times theorem prover too weak. 21485 trivial. 0 not checked. [2023-12-02 17:40:57,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:40:57,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756990612] [2023-12-02 17:40:57,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756990612] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:40:57,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813480406] [2023-12-02 17:40:57,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:40:57,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:40:57,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:40:57,978 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:40:57,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-02 17:41:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:41:00,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 6584 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 17:41:00,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:41:01,615 INFO L134 CoverageAnalysis]: Checked inductivity of 28305 backedges. 8750 proven. 0 refuted. 0 times theorem prover too weak. 19555 trivial. 0 not checked. [2023-12-02 17:41:01,615 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:41:01,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813480406] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:41:01,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 17:41:01,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 17:41:01,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579584807] [2023-12-02 17:41:01,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:41:01,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:41:01,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:41:01,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:41:01,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:41:01,623 INFO L87 Difference]: Start difference. First operand 107639 states and 110860 transitions. Second operand has 3 states, 3 states have (on average 486.3333333333333) internal successors, (1459), 3 states have internal predecessors, (1459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:41:04,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:41:04,139 INFO L93 Difference]: Finished difference Result 215275 states and 221715 transitions. [2023-12-02 17:41:04,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:41:04,140 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 486.3333333333333) internal successors, (1459), 3 states have internal predecessors, (1459), 0 states have call successors, (0), 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 5822 [2023-12-02 17:41:04,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:41:04,146 INFO L225 Difference]: With dead ends: 215275 [2023-12-02 17:41:04,146 INFO L226 Difference]: Without dead ends: 0 [2023-12-02 17:41:04,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5826 GetRequests, 5821 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:41:04,193 INFO L413 NwaCegarLoop]: 931 mSDtfsCounter, 31 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 937 SdHoareTripleChecker+Invalid, 1932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-12-02 17:41:04,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 937 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1742 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-12-02 17:41:04,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-02 17:41:04,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-02 17:41:04,194 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) [2023-12-02 17:41:04,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-02 17:41:04,195 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5822 [2023-12-02 17:41:04,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:41:04,197 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-02 17:41:04,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 486.3333333333333) internal successors, (1459), 3 states have internal predecessors, (1459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:41:04,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-02 17:41:04,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 17:41:04,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 17:41:04,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-12-02 17:41:04,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:41:04,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-02 17:41:08,445 INFO L899 garLoopResultBuilder]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,445 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,446 INFO L899 garLoopResultBuilder]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,446 INFO L899 garLoopResultBuilder]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,446 INFO L899 garLoopResultBuilder]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,446 INFO L899 garLoopResultBuilder]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,446 INFO L899 garLoopResultBuilder]: For program point L4727-1(lines 4084 4818) no Hoare annotation was computed. [2023-12-02 17:41:08,446 INFO L899 garLoopResultBuilder]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,446 INFO L899 garLoopResultBuilder]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,446 INFO L899 garLoopResultBuilder]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,446 INFO L899 garLoopResultBuilder]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,446 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,447 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,447 INFO L899 garLoopResultBuilder]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,447 INFO L899 garLoopResultBuilder]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,447 INFO L899 garLoopResultBuilder]: For program point L4730-1(lines 4084 4818) no Hoare annotation was computed. [2023-12-02 17:41:08,447 INFO L899 garLoopResultBuilder]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,447 INFO L899 garLoopResultBuilder]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,447 INFO L899 garLoopResultBuilder]: For program point L4731(line 4731) no Hoare annotation was computed. [2023-12-02 17:41:08,447 INFO L899 garLoopResultBuilder]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,447 INFO L899 garLoopResultBuilder]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,447 INFO L899 garLoopResultBuilder]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,448 INFO L899 garLoopResultBuilder]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,449 INFO L899 garLoopResultBuilder]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,450 INFO L899 garLoopResultBuilder]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,451 INFO L899 garLoopResultBuilder]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,452 INFO L899 garLoopResultBuilder]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4731) no Hoare annotation was computed. [2023-12-02 17:41:08,453 INFO L899 garLoopResultBuilder]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,454 INFO L899 garLoopResultBuilder]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,455 INFO L899 garLoopResultBuilder]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,456 INFO L899 garLoopResultBuilder]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,457 INFO L899 garLoopResultBuilder]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,458 INFO L899 garLoopResultBuilder]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,459 INFO L899 garLoopResultBuilder]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,460 INFO L899 garLoopResultBuilder]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,460 INFO L899 garLoopResultBuilder]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,460 INFO L899 garLoopResultBuilder]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,460 INFO L899 garLoopResultBuilder]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,460 INFO L899 garLoopResultBuilder]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,460 INFO L899 garLoopResultBuilder]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,460 INFO L899 garLoopResultBuilder]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,460 INFO L899 garLoopResultBuilder]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,460 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,460 INFO L899 garLoopResultBuilder]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,461 INFO L899 garLoopResultBuilder]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,462 INFO L899 garLoopResultBuilder]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,463 INFO L899 garLoopResultBuilder]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,464 INFO L899 garLoopResultBuilder]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,465 INFO L899 garLoopResultBuilder]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,466 INFO L899 garLoopResultBuilder]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,466 INFO L899 garLoopResultBuilder]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,466 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,466 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,466 INFO L899 garLoopResultBuilder]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,466 INFO L899 garLoopResultBuilder]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,466 INFO L899 garLoopResultBuilder]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,466 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,466 INFO L899 garLoopResultBuilder]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,466 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,467 INFO L899 garLoopResultBuilder]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,467 INFO L899 garLoopResultBuilder]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,467 INFO L899 garLoopResultBuilder]: For program point L4820(lines 4820 4837) no Hoare annotation was computed. [2023-12-02 17:41:08,467 INFO L899 garLoopResultBuilder]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,467 INFO L899 garLoopResultBuilder]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,467 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,467 INFO L899 garLoopResultBuilder]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,467 INFO L899 garLoopResultBuilder]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,467 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,468 INFO L899 garLoopResultBuilder]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,468 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,468 INFO L899 garLoopResultBuilder]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,468 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,468 INFO L899 garLoopResultBuilder]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,468 INFO L899 garLoopResultBuilder]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,468 INFO L899 garLoopResultBuilder]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,468 INFO L899 garLoopResultBuilder]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,468 INFO L899 garLoopResultBuilder]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,468 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,469 INFO L899 garLoopResultBuilder]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,469 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,469 INFO L899 garLoopResultBuilder]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,469 INFO L899 garLoopResultBuilder]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,469 INFO L899 garLoopResultBuilder]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,469 INFO L895 garLoopResultBuilder]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse0 (= ~a14~0 18)) (.cse3 (= ~a7~0 1)) (.cse2 (= ~a3~0 1)) (.cse8 (<= ~a4~0 16)) (.cse9 (<= 17 ~a28~0)) (.cse1 (<= ~a26~0 18)) (.cse4 (<= ~a26~0 17)) (.cse5 (<= 19 ~a26~0)) (.cse7 (<= 20 ~a14~0)) (.cse11 (<= 17 ~a4~0)) (.cse12 (<= ~a28~0 16)) (.cse10 (<= ~a14~0 19)) (.cse6 (= ~a4~0 17))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and .cse4 .cse2) (and .cse5 .cse3 .cse6) (and .cse7 .cse4 .cse8) (and .cse0 .cse9) (and .cse7 .cse8 .cse9 .cse3) (and .cse2 .cse9) (and .cse10 .cse2) (and .cse10 .cse11 .cse12 .cse1) (and .cse10 .cse12 .cse3) (and .cse12 .cse3 .cse1) (and .cse10 .cse3 .cse1) (<= ~a28~0 15) (and .cse2 .cse6) (and .cse8 .cse9 .cse1) (and .cse4 .cse6) (and .cse5 .cse7 .cse11 .cse12) (and .cse10 .cse6))) [2023-12-02 17:41:08,469 INFO L899 garLoopResultBuilder]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,469 INFO L899 garLoopResultBuilder]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,469 INFO L899 garLoopResultBuilder]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L4831(line 4831) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,470 INFO L899 garLoopResultBuilder]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,471 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,472 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,473 INFO L899 garLoopResultBuilder]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,474 INFO L899 garLoopResultBuilder]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,475 INFO L899 garLoopResultBuilder]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,475 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,475 INFO L899 garLoopResultBuilder]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,475 INFO L899 garLoopResultBuilder]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,475 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,475 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,475 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,475 INFO L899 garLoopResultBuilder]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,475 INFO L899 garLoopResultBuilder]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,475 INFO L899 garLoopResultBuilder]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,476 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,477 INFO L899 garLoopResultBuilder]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,478 INFO L899 garLoopResultBuilder]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,479 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,480 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,481 INFO L899 garLoopResultBuilder]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,482 INFO L899 garLoopResultBuilder]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point calculate_output2_returnLabel#1(lines 1385 2720) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,483 INFO L899 garLoopResultBuilder]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,484 INFO L899 garLoopResultBuilder]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 49 1383) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,485 INFO L899 garLoopResultBuilder]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,486 INFO L899 garLoopResultBuilder]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,487 INFO L899 garLoopResultBuilder]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,488 INFO L899 garLoopResultBuilder]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,489 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,490 INFO L899 garLoopResultBuilder]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point calculate_output4_returnLabel#1(lines 4084 4818) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,491 INFO L899 garLoopResultBuilder]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,492 INFO L899 garLoopResultBuilder]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point calculate_output3_returnLabel#1(lines 2722 4082) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,493 INFO L899 garLoopResultBuilder]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,494 INFO L899 garLoopResultBuilder]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2023-12-02 17:41:08,495 INFO L899 garLoopResultBuilder]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2023-12-02 17:41:08,496 INFO L899 garLoopResultBuilder]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,496 INFO L899 garLoopResultBuilder]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2023-12-02 17:41:08,496 INFO L899 garLoopResultBuilder]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2023-12-02 17:41:08,498 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] [2023-12-02 17:41:08,500 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 17:41:08,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:41:08 BoogieIcfgContainer [2023-12-02 17:41:08,516 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 17:41:08,516 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 17:41:08,516 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 17:41:08,517 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 17:41:08,517 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:57" (3/4) ... [2023-12-02 17:41:08,520 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 17:41:08,578 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 120 nodes and edges [2023-12-02 17:41:08,587 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-12-02 17:41:08,596 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-02 17:41:08,606 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 17:41:09,041 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/witness.graphml [2023-12-02 17:41:09,042 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/witness.yml [2023-12-02 17:41:09,042 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 17:41:09,042 INFO L158 Benchmark]: Toolchain (without parser) took 198325.11ms. Allocated memory was 146.8MB in the beginning and 7.1GB in the end (delta: 6.9GB). Free memory was 87.8MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 5.2GB. Max. memory is 16.1GB. [2023-12-02 17:41:09,043 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:41:09,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1913.80ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 87.8MB in the beginning and 91.1MB in the end (delta: -3.4MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2023-12-02 17:41:09,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 242.87ms. Allocated memory is still 186.6MB. Free memory was 91.1MB in the beginning and 102.2MB in the end (delta: -11.0MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-12-02 17:41:09,044 INFO L158 Benchmark]: Boogie Preprocessor took 183.42ms. Allocated memory is still 186.6MB. Free memory was 102.2MB in the beginning and 73.9MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-02 17:41:09,044 INFO L158 Benchmark]: RCFGBuilder took 4814.33ms. Allocated memory was 186.6MB in the beginning and 318.8MB in the end (delta: 132.1MB). Free memory was 73.8MB in the beginning and 159.9MB in the end (delta: -86.1MB). Peak memory consumption was 131.0MB. Max. memory is 16.1GB. [2023-12-02 17:41:09,045 INFO L158 Benchmark]: TraceAbstraction took 190637.96ms. Allocated memory was 318.8MB in the beginning and 7.1GB in the end (delta: 6.7GB). Free memory was 158.9MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 5.6GB. Max. memory is 16.1GB. [2023-12-02 17:41:09,045 INFO L158 Benchmark]: Witness Printer took 525.47ms. Allocated memory is still 7.1GB. Free memory was 1.9GB in the beginning and 1.8GB in the end (delta: 80.7MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2023-12-02 17:41:09,047 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1913.80ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 87.8MB in the beginning and 91.1MB in the end (delta: -3.4MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 242.87ms. Allocated memory is still 186.6MB. Free memory was 91.1MB in the beginning and 102.2MB in the end (delta: -11.0MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 183.42ms. Allocated memory is still 186.6MB. Free memory was 102.2MB in the beginning and 73.9MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4814.33ms. Allocated memory was 186.6MB in the beginning and 318.8MB in the end (delta: 132.1MB). Free memory was 73.8MB in the beginning and 159.9MB in the end (delta: -86.1MB). Peak memory consumption was 131.0MB. Max. memory is 16.1GB. * TraceAbstraction took 190637.96ms. Allocated memory was 318.8MB in the beginning and 7.1GB in the end (delta: 6.7GB). Free memory was 158.9MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 5.6GB. Max. memory is 16.1GB. * Witness Printer took 525.47ms. Allocated memory is still 7.1GB. Free memory was 1.9GB in the beginning and 1.8GB in the end (delta: 80.7MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4731]: 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, 763 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 190.6s, OverallIterations: 20, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.4s, AutomataDifference: 62.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14926 SdHoareTripleChecker+Valid, 53.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14926 mSDsluCounter, 17071 SdHoareTripleChecker+Invalid, 45.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3126 mSDsCounter, 14004 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 47012 IncrementalHoareTripleChecker+Invalid, 61016 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14004 mSolverCounterUnsat, 13945 mSDtfsCounter, 47012 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26271 GetRequests, 26210 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=107639occurred in iteration=19, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 13.6s AutomataMinimizationTime, 20 MinimizatonAttempts, 28209 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 152 NumberOfFragments, 166 HoareAnnotationTreeSize, 1 FomulaSimplifications, 20060 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 1 FomulaSimplificationsInter, 3369 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.6s SsaConstructionTime, 7.6s SatisfiabilityAnalysisTime, 89.1s InterpolantComputationTime, 73898 NumberOfCodeBlocks, 73898 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 73871 ConstructedInterpolants, 0 QuantifiedInterpolants, 146350 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30049 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 27 InterpolantComputations, 20 PerfectInterpolantSequences, 238553/239295 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: 4826]: Loop Invariant Derived loop invariant: ((((((((((((((((((((a14 == 18) && (a26 <= 18)) || ((a3 == 1) && (a7 == 1))) || ((a26 <= 17) && (a3 == 1))) || (((19 <= a26) && (a7 == 1)) && (a4 == 17))) || (((20 <= a14) && (a26 <= 17)) && (a4 <= 16))) || ((a14 == 18) && (17 <= a28))) || ((((20 <= a14) && (a4 <= 16)) && (17 <= a28)) && (a7 == 1))) || ((a3 == 1) && (17 <= a28))) || ((a14 <= 19) && (a3 == 1))) || ((((a14 <= 19) && (17 <= a4)) && (a28 <= 16)) && (a26 <= 18))) || (((a14 <= 19) && (a28 <= 16)) && (a7 == 1))) || (((a28 <= 16) && (a7 == 1)) && (a26 <= 18))) || (((a14 <= 19) && (a7 == 1)) && (a26 <= 18))) || (a28 <= 15)) || ((a3 == 1) && (a4 == 17))) || (((a4 <= 16) && (17 <= a28)) && (a26 <= 18))) || ((a26 <= 17) && (a4 == 17))) || ((((19 <= a26) && (20 <= a14)) && (17 <= a4)) && (a28 <= 16))) || ((a14 <= 19) && (a4 == 17))) RESULT: Ultimate proved your program to be correct! [2023-12-02 17:41:09,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa0e3466-7629-429c-becd-66da94b557cd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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