./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label02.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_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/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_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/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_cb377e65-0101-409c-86ee-11033880c043/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 cb20d480563619876d446b8ad155ba0a84eb76fe763259416416c6259e3e8d76 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:54:30,725 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:54:30,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 16:54:30,794 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:54:30,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:54:30,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:54:30,818 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:54:30,818 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:54:30,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:54:30,819 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:54:30,820 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:54:30,820 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:54:30,821 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:54:30,821 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:54:30,822 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:54:30,822 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:54:30,823 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:54:30,823 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:54:30,824 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:54:30,824 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:54:30,825 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:54:30,826 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:54:30,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:54:30,827 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:54:30,827 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:54:30,828 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:54:30,828 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:54:30,828 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:54:30,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:54:30,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:54:30,830 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:54:30,830 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:54:30,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:54:30,830 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:54:30,831 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:54:30,831 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:54:30,831 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:54:30,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:54:30,832 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:54:30,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:54:30,832 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:54:30,832 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:54:30,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:54:30,833 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:54:30,833 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:54:30,833 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:54:30,833 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:54:30,833 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_cb377e65-0101-409c-86ee-11033880c043/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb20d480563619876d446b8ad155ba0a84eb76fe763259416416c6259e3e8d76 [2023-12-02 16:54:31,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:54:31,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:54:31,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:54:31,079 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:54:31,080 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:54:31,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/eca-rers2012/Problem04_label02.c [2023-12-02 16:54:33,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:54:34,296 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:54:34,296 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/sv-benchmarks/c/eca-rers2012/Problem04_label02.c [2023-12-02 16:54:34,331 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/data/d917ec671/336b6130e54649059f3c14992a07ee10/FLAGffcbfd116 [2023-12-02 16:54:34,345 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/data/d917ec671/336b6130e54649059f3c14992a07ee10 [2023-12-02 16:54:34,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:54:34,350 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:54:34,351 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:54:34,351 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:54:34,356 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:54:34,357 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:54:34" (1/1) ... [2023-12-02 16:54:34,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78e7d42b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:34, skipping insertion in model container [2023-12-02 16:54:34,358 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:54:34" (1/1) ... [2023-12-02 16:54:34,485 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:54:35,455 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_cb377e65-0101-409c-86ee-11033880c043/sv-benchmarks/c/eca-rers2012/Problem04_label02.c[182644,182657] [2023-12-02 16:54:35,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:54:35,482 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:54:36,034 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_cb377e65-0101-409c-86ee-11033880c043/sv-benchmarks/c/eca-rers2012/Problem04_label02.c[182644,182657] [2023-12-02 16:54:36,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:54:36,059 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:54:36,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36 WrapperNode [2023-12-02 16:54:36,060 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:54:36,061 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:54:36,061 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:54:36,061 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:54:36,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,273 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-12-02 16:54:36,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:54:36,274 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:54:36,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:54:36,274 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:54:36,281 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,387 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,396 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:54:36,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:54:36,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:54:36,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:54:36,413 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (1/1) ... [2023-12-02 16:54:36,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:54:36,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:54:36,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:54:36,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:54:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:54:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:54:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:54:36,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:54:36,596 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:54:36,597 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:54:40,634 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:54:41,013 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:54:41,013 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:54:41,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:54:41 BoogieIcfgContainer [2023-12-02 16:54:41,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:54:41,018 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:54:41,019 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:54:41,022 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:54:41,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:54:34" (1/3) ... [2023-12-02 16:54:41,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d421549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:54:41, skipping insertion in model container [2023-12-02 16:54:41,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:54:36" (2/3) ... [2023-12-02 16:54:41,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d421549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:54:41, skipping insertion in model container [2023-12-02 16:54:41,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:54:41" (3/3) ... [2023-12-02 16:54:41,025 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem04_label02.c [2023-12-02 16:54:41,043 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:54:41,043 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:54:41,115 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:54:41,122 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;@6be07a40, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:54:41,122 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:54:41,131 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 16:54:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-12-02 16:54:41,171 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:54:41,173 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 16:54:41,173 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:54:41,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:54:41,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1708875254, now seen corresponding path program 1 times [2023-12-02 16:54:41,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:54:41,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389824590] [2023-12-02 16:54:41,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:54:41,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:54:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:54:44,136 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 16:54:44,136 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:54:44,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389824590] [2023-12-02 16:54:44,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389824590] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:54:44,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:54:44,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:54:44,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806441812] [2023-12-02 16:54:44,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:54:44,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:54:44,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:54:44,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:54:44,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:54:44,173 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 4 states, 4 states have (on average 188.75) internal successors, (755), 3 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 16:54:51,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:54:51,078 INFO L93 Difference]: Finished difference Result 3802 states and 7561 transitions. [2023-12-02 16:54:51,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:54:51,081 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 188.75) internal successors, (755), 3 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 16:54:51,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:54:51,115 INFO L225 Difference]: With dead ends: 3802 [2023-12-02 16:54:51,115 INFO L226 Difference]: Without dead ends: 3032 [2023-12-02 16:54:51,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:54:51,124 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 1650 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 4921 mSolverCounterSat, 1864 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1650 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 6785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1864 IncrementalHoareTripleChecker+Valid, 4921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-12-02 16:54:51,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1650 Valid, 209 Invalid, 6785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1864 Valid, 4921 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2023-12-02 16:54:51,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2023-12-02 16:54:51,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 2277. [2023-12-02 16:54:51,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2277 states, 2276 states have (on average 1.5909490333919156) internal successors, (3621), 2276 states have internal predecessors, (3621), 0 states have call successors, (0), 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 16:54:51,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 2277 states and 3621 transitions. [2023-12-02 16:54:51,255 INFO L78 Accepts]: Start accepts. Automaton has 2277 states and 3621 transitions. Word has length 755 [2023-12-02 16:54:51,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:54:51,257 INFO L495 AbstractCegarLoop]: Abstraction has 2277 states and 3621 transitions. [2023-12-02 16:54:51,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 188.75) internal successors, (755), 3 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 16:54:51,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 3621 transitions. [2023-12-02 16:54:51,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-12-02 16:54:51,283 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:54:51,284 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:54:51,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 16:54:51,284 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:54:51,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:54:51,285 INFO L85 PathProgramCache]: Analyzing trace with hash -2050499895, now seen corresponding path program 1 times [2023-12-02 16:54:51,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:54:51,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485876573] [2023-12-02 16:54:51,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:54:51,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:54:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:54:52,701 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:54:52,701 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:54:52,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485876573] [2023-12-02 16:54:52,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485876573] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:54:52,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:54:52,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:54:52,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211904141] [2023-12-02 16:54:52,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:54:52,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:54:52,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:54:52,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:54:52,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:54:52,707 INFO L87 Difference]: Start difference. First operand 2277 states and 3621 transitions. Second operand has 4 states, 4 states have (on average 193.5) internal successors, (774), 3 states have internal predecessors, (774), 0 states have call successors, (0), 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 16:54:57,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:54:57,629 INFO L93 Difference]: Finished difference Result 7585 states and 12939 transitions. [2023-12-02 16:54:57,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:54:57,630 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 193.5) internal successors, (774), 3 states have internal predecessors, (774), 0 states have call successors, (0), 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 774 [2023-12-02 16:54:57,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:54:57,652 INFO L225 Difference]: With dead ends: 7585 [2023-12-02 16:54:57,652 INFO L226 Difference]: Without dead ends: 5309 [2023-12-02 16:54:57,656 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 16:54:57,657 INFO L413 NwaCegarLoop]: 512 mSDtfsCounter, 1617 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4575 mSolverCounterSat, 1539 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1617 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 6114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1539 IncrementalHoareTripleChecker+Valid, 4575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-12-02 16:54:57,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1617 Valid, 525 Invalid, 6114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1539 Valid, 4575 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2023-12-02 16:54:57,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5309 states. [2023-12-02 16:54:57,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5309 to 5309. [2023-12-02 16:54:57,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5309 states, 5308 states have (on average 1.4851168048229089) internal successors, (7883), 5308 states have internal predecessors, (7883), 0 states have call successors, (0), 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 16:54:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5309 states to 5309 states and 7883 transitions. [2023-12-02 16:54:57,740 INFO L78 Accepts]: Start accepts. Automaton has 5309 states and 7883 transitions. Word has length 774 [2023-12-02 16:54:57,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:54:57,740 INFO L495 AbstractCegarLoop]: Abstraction has 5309 states and 7883 transitions. [2023-12-02 16:54:57,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 193.5) internal successors, (774), 3 states have internal predecessors, (774), 0 states have call successors, (0), 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 16:54:57,741 INFO L276 IsEmpty]: Start isEmpty. Operand 5309 states and 7883 transitions. [2023-12-02 16:54:57,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 792 [2023-12-02 16:54:57,752 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:54:57,752 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:54:57,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 16:54:57,753 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:54:57,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:54:57,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1125237589, now seen corresponding path program 1 times [2023-12-02 16:54:57,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:54:57,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188112401] [2023-12-02 16:54:57,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:54:57,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:54:57,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:54:58,279 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 16:54:58,279 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:54:58,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188112401] [2023-12-02 16:54:58,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188112401] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:54:58,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:54:58,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:54:58,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105048303] [2023-12-02 16:54:58,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:54:58,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:54:58,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:54:58,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:54:58,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:54:58,284 INFO L87 Difference]: Start difference. First operand 5309 states and 7883 transitions. Second operand has 3 states, 3 states have (on average 257.6666666666667) internal successors, (773), 2 states have internal predecessors, (773), 0 states have call successors, (0), 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 16:55:01,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:01,096 INFO L93 Difference]: Finished difference Result 15165 states and 22876 transitions. [2023-12-02 16:55:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:01,097 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 257.6666666666667) internal successors, (773), 2 states have internal predecessors, (773), 0 states have call successors, (0), 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 791 [2023-12-02 16:55:01,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:01,133 INFO L225 Difference]: With dead ends: 15165 [2023-12-02 16:55:01,133 INFO L226 Difference]: Without dead ends: 9857 [2023-12-02 16:55:01,139 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 16:55:01,140 INFO L413 NwaCegarLoop]: 488 mSDtfsCounter, 926 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 1077 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 926 SdHoareTripleChecker+Valid, 494 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 16:55:01,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [926 Valid, 494 Invalid, 3045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1077 Valid, 1968 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-02 16:55:01,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9857 states. [2023-12-02 16:55:01,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9857 to 9857. [2023-12-02 16:55:01,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9857 states, 9856 states have (on average 1.3612012987012987) internal successors, (13416), 9856 states have internal predecessors, (13416), 0 states have call successors, (0), 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 16:55:01,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9857 states to 9857 states and 13416 transitions. [2023-12-02 16:55:01,335 INFO L78 Accepts]: Start accepts. Automaton has 9857 states and 13416 transitions. Word has length 791 [2023-12-02 16:55:01,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:01,336 INFO L495 AbstractCegarLoop]: Abstraction has 9857 states and 13416 transitions. [2023-12-02 16:55:01,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 257.6666666666667) internal successors, (773), 2 states have internal predecessors, (773), 0 states have call successors, (0), 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 16:55:01,337 INFO L276 IsEmpty]: Start isEmpty. Operand 9857 states and 13416 transitions. [2023-12-02 16:55:01,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 805 [2023-12-02 16:55:01,362 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:01,362 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:55:01,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 16:55:01,363 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:01,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:01,364 INFO L85 PathProgramCache]: Analyzing trace with hash -717318392, now seen corresponding path program 1 times [2023-12-02 16:55:01,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:01,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441499944] [2023-12-02 16:55:01,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:01,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:01,826 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 16:55:01,826 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:01,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441499944] [2023-12-02 16:55:01,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441499944] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:01,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:01,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:55:01,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163212047] [2023-12-02 16:55:01,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:01,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:01,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:01,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:01,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:01,830 INFO L87 Difference]: Start difference. First operand 9857 states and 13416 transitions. Second operand has 3 states, 3 states have (on average 260.0) internal successors, (780), 2 states have internal predecessors, (780), 0 states have call successors, (0), 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 16:55:04,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:04,648 INFO L93 Difference]: Finished difference Result 22745 states and 31725 transitions. [2023-12-02 16:55:04,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:04,649 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 260.0) internal successors, (780), 2 states have internal predecessors, (780), 0 states have call successors, (0), 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 804 [2023-12-02 16:55:04,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:04,688 INFO L225 Difference]: With dead ends: 22745 [2023-12-02 16:55:04,689 INFO L226 Difference]: Without dead ends: 12889 [2023-12-02 16:55:04,698 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 16:55:04,699 INFO L413 NwaCegarLoop]: 201 mSDtfsCounter, 918 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2163 mSolverCounterSat, 1166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 918 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 3329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1166 IncrementalHoareTripleChecker+Valid, 2163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:04,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [918 Valid, 207 Invalid, 3329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1166 Valid, 2163 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-02 16:55:04,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12889 states. [2023-12-02 16:55:04,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12889 to 12889. [2023-12-02 16:55:04,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12889 states, 12888 states have (on average 1.3629733085040348) internal successors, (17566), 12888 states have internal predecessors, (17566), 0 states have call successors, (0), 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 16:55:04,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12889 states to 12889 states and 17566 transitions. [2023-12-02 16:55:04,934 INFO L78 Accepts]: Start accepts. Automaton has 12889 states and 17566 transitions. Word has length 804 [2023-12-02 16:55:04,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:04,935 INFO L495 AbstractCegarLoop]: Abstraction has 12889 states and 17566 transitions. [2023-12-02 16:55:04,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 260.0) internal successors, (780), 2 states have internal predecessors, (780), 0 states have call successors, (0), 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 16:55:04,936 INFO L276 IsEmpty]: Start isEmpty. Operand 12889 states and 17566 transitions. [2023-12-02 16:55:04,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 856 [2023-12-02 16:55:04,963 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:04,964 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:55:04,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 16:55:04,964 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:04,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:04,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1910148107, now seen corresponding path program 1 times [2023-12-02 16:55:04,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:04,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573418683] [2023-12-02 16:55:04,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:04,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:05,590 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 16:55:05,590 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:05,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573418683] [2023-12-02 16:55:05,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573418683] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:05,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:05,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:55:05,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435589041] [2023-12-02 16:55:05,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:05,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:05,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:05,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:05,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:05,595 INFO L87 Difference]: Start difference. First operand 12889 states and 17566 transitions. Second operand has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 0 states have call successors, (0), 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 16:55:08,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:08,518 INFO L93 Difference]: Finished difference Result 37905 states and 51925 transitions. [2023-12-02 16:55:08,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:08,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 0 states have call successors, (0), 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 855 [2023-12-02 16:55:08,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:08,561 INFO L225 Difference]: With dead ends: 37905 [2023-12-02 16:55:08,561 INFO L226 Difference]: Without dead ends: 25017 [2023-12-02 16:55:08,575 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 16:55:08,576 INFO L413 NwaCegarLoop]: 1373 mSDtfsCounter, 696 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2262 mSolverCounterSat, 936 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 1379 SdHoareTripleChecker+Invalid, 3198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 936 IncrementalHoareTripleChecker+Valid, 2262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:08,577 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [696 Valid, 1379 Invalid, 3198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [936 Valid, 2262 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-12-02 16:55:08,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25017 states. [2023-12-02 16:55:08,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25017 to 25017. [2023-12-02 16:55:08,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25017 states, 25016 states have (on average 1.3188359449952032) internal successors, (32992), 25016 states have internal predecessors, (32992), 0 states have call successors, (0), 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 16:55:08,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25017 states to 25017 states and 32992 transitions. [2023-12-02 16:55:08,897 INFO L78 Accepts]: Start accepts. Automaton has 25017 states and 32992 transitions. Word has length 855 [2023-12-02 16:55:08,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:08,897 INFO L495 AbstractCegarLoop]: Abstraction has 25017 states and 32992 transitions. [2023-12-02 16:55:08,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 0 states have call successors, (0), 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 16:55:08,897 INFO L276 IsEmpty]: Start isEmpty. Operand 25017 states and 32992 transitions. [2023-12-02 16:55:08,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 908 [2023-12-02 16:55:08,965 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:08,966 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-12-02 16:55:08,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-02 16:55:08,967 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:08,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:08,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1162663049, now seen corresponding path program 1 times [2023-12-02 16:55:08,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:08,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131678463] [2023-12-02 16:55:08,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:08,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:09,631 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 16:55:09,631 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:09,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131678463] [2023-12-02 16:55:09,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131678463] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:09,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:09,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:55:09,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077031745] [2023-12-02 16:55:09,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:09,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:09,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:09,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:09,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:09,634 INFO L87 Difference]: Start difference. First operand 25017 states and 32992 transitions. Second operand has 3 states, 3 states have (on average 298.0) internal successors, (894), 3 states have internal predecessors, (894), 0 states have call successors, (0), 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 16:55:12,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:12,203 INFO L93 Difference]: Finished difference Result 50033 states and 65983 transitions. [2023-12-02 16:55:12,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:12,204 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 298.0) internal successors, (894), 3 states have internal predecessors, (894), 0 states have call successors, (0), 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 907 [2023-12-02 16:55:12,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:12,235 INFO L225 Difference]: With dead ends: 50033 [2023-12-02 16:55:12,236 INFO L226 Difference]: Without dead ends: 25017 [2023-12-02 16:55:12,253 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 16:55:12,254 INFO L413 NwaCegarLoop]: 1055 mSDtfsCounter, 780 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2751 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 780 SdHoareTripleChecker+Valid, 1061 SdHoareTripleChecker+Invalid, 3076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 2751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:12,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [780 Valid, 1061 Invalid, 3076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 2751 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-12-02 16:55:12,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25017 states. [2023-12-02 16:55:12,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25017 to 25017. [2023-12-02 16:55:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25017 states, 25016 states have (on average 1.2689478733610489) internal successors, (31744), 25016 states have internal predecessors, (31744), 0 states have call successors, (0), 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 16:55:12,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25017 states to 25017 states and 31744 transitions. [2023-12-02 16:55:12,597 INFO L78 Accepts]: Start accepts. Automaton has 25017 states and 31744 transitions. Word has length 907 [2023-12-02 16:55:12,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:12,598 INFO L495 AbstractCegarLoop]: Abstraction has 25017 states and 31744 transitions. [2023-12-02 16:55:12,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 298.0) internal successors, (894), 3 states have internal predecessors, (894), 0 states have call successors, (0), 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 16:55:12,598 INFO L276 IsEmpty]: Start isEmpty. Operand 25017 states and 31744 transitions. [2023-12-02 16:55:12,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 951 [2023-12-02 16:55:12,621 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:12,622 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:55:12,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-02 16:55:12,622 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:12,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:12,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1505821516, now seen corresponding path program 1 times [2023-12-02 16:55:12,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:12,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827259490] [2023-12-02 16:55:12,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:12,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:13,041 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-12-02 16:55:13,041 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:13,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827259490] [2023-12-02 16:55:13,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827259490] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:13,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:13,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:55:13,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109154935] [2023-12-02 16:55:13,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:13,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:13,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:13,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:13,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:13,045 INFO L87 Difference]: Start difference. First operand 25017 states and 31744 transitions. Second operand has 3 states, 3 states have (on average 300.3333333333333) internal successors, (901), 2 states have internal predecessors, (901), 0 states have call successors, (0), 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 16:55:15,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:15,993 INFO L93 Difference]: Finished difference Result 71257 states and 90994 transitions. [2023-12-02 16:55:15,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:15,994 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 300.3333333333333) internal successors, (901), 2 states have internal predecessors, (901), 0 states have call successors, (0), 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 950 [2023-12-02 16:55:15,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:16,030 INFO L225 Difference]: With dead ends: 71257 [2023-12-02 16:55:16,030 INFO L226 Difference]: Without dead ends: 46241 [2023-12-02 16:55:16,047 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 16:55:16,048 INFO L413 NwaCegarLoop]: 542 mSDtfsCounter, 819 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1953 mSolverCounterSat, 1063 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 819 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 3016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1063 IncrementalHoareTripleChecker+Valid, 1953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:16,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [819 Valid, 548 Invalid, 3016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1063 Valid, 1953 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-02 16:55:16,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46241 states. [2023-12-02 16:55:16,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46241 to 39419. [2023-12-02 16:55:16,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39419 states, 39418 states have (on average 1.2288294687706125) internal successors, (48438), 39418 states have internal predecessors, (48438), 0 states have call successors, (0), 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 16:55:16,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39419 states to 39419 states and 48438 transitions. [2023-12-02 16:55:16,510 INFO L78 Accepts]: Start accepts. Automaton has 39419 states and 48438 transitions. Word has length 950 [2023-12-02 16:55:16,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:16,511 INFO L495 AbstractCegarLoop]: Abstraction has 39419 states and 48438 transitions. [2023-12-02 16:55:16,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 300.3333333333333) internal successors, (901), 2 states have internal predecessors, (901), 0 states have call successors, (0), 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 16:55:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 39419 states and 48438 transitions. [2023-12-02 16:55:16,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 956 [2023-12-02 16:55:16,541 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:16,542 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-12-02 16:55:16,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-02 16:55:16,543 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:16,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:16,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1016733935, now seen corresponding path program 1 times [2023-12-02 16:55:16,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:16,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502959638] [2023-12-02 16:55:16,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:16,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:17,338 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 16:55:17,339 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:17,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502959638] [2023-12-02 16:55:17,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502959638] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:17,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:17,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:55:17,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082908325] [2023-12-02 16:55:17,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:17,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:17,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:17,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:17,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:17,342 INFO L87 Difference]: Start difference. First operand 39419 states and 48438 transitions. Second operand has 3 states, 3 states have (on average 314.0) internal successors, (942), 3 states have internal predecessors, (942), 0 states have call successors, (0), 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 16:55:20,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:20,307 INFO L93 Difference]: Finished difference Result 94755 states and 116423 transitions. [2023-12-02 16:55:20,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:20,308 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 314.0) internal successors, (942), 3 states have internal predecessors, (942), 0 states have call successors, (0), 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 955 [2023-12-02 16:55:20,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:20,352 INFO L225 Difference]: With dead ends: 94755 [2023-12-02 16:55:20,352 INFO L226 Difference]: Without dead ends: 55337 [2023-12-02 16:55:20,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:20,372 INFO L413 NwaCegarLoop]: 425 mSDtfsCounter, 712 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2821 mSolverCounterSat, 378 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 712 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 3199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 378 IncrementalHoareTripleChecker+Valid, 2821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:20,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [712 Valid, 432 Invalid, 3199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [378 Valid, 2821 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-02 16:55:20,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55337 states. [2023-12-02 16:55:20,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55337 to 53063. [2023-12-02 16:55:20,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53063 states, 53062 states have (on average 1.2097734725415552) internal successors, (64193), 53062 states have internal predecessors, (64193), 0 states have call successors, (0), 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 16:55:20,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53063 states to 53063 states and 64193 transitions. [2023-12-02 16:55:20,912 INFO L78 Accepts]: Start accepts. Automaton has 53063 states and 64193 transitions. Word has length 955 [2023-12-02 16:55:20,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:20,912 INFO L495 AbstractCegarLoop]: Abstraction has 53063 states and 64193 transitions. [2023-12-02 16:55:20,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.0) internal successors, (942), 3 states have internal predecessors, (942), 0 states have call successors, (0), 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 16:55:20,913 INFO L276 IsEmpty]: Start isEmpty. Operand 53063 states and 64193 transitions. [2023-12-02 16:55:20,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1025 [2023-12-02 16:55:20,944 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:20,945 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-12-02 16:55:20,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-02 16:55:20,945 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:20,946 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:20,946 INFO L85 PathProgramCache]: Analyzing trace with hash -1029011752, now seen corresponding path program 1 times [2023-12-02 16:55:20,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:20,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242218676] [2023-12-02 16:55:20,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:20,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:21,561 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-12-02 16:55:21,561 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:21,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242218676] [2023-12-02 16:55:21,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242218676] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:21,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:21,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:55:21,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654577366] [2023-12-02 16:55:21,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:21,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:21,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:21,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:21,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:21,565 INFO L87 Difference]: Start difference. First operand 53063 states and 64193 transitions. Second operand has 3 states, 3 states have (on average 320.3333333333333) internal successors, (961), 2 states have internal predecessors, (961), 0 states have call successors, (0), 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 16:55:24,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:24,521 INFO L93 Difference]: Finished difference Result 132655 states and 159547 transitions. [2023-12-02 16:55:24,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:24,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 320.3333333333333) internal successors, (961), 2 states have internal predecessors, (961), 0 states have call successors, (0), 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 1024 [2023-12-02 16:55:24,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:24,580 INFO L225 Difference]: With dead ends: 132655 [2023-12-02 16:55:24,580 INFO L226 Difference]: Without dead ends: 79593 [2023-12-02 16:55:24,670 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 16:55:24,671 INFO L413 NwaCegarLoop]: 307 mSDtfsCounter, 770 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2049 mSolverCounterSat, 999 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 770 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 3048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 999 IncrementalHoareTripleChecker+Valid, 2049 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:24,671 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [770 Valid, 313 Invalid, 3048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [999 Valid, 2049 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-12-02 16:55:24,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79593 states. [2023-12-02 16:55:25,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79593 to 76561. [2023-12-02 16:55:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76561 states, 76560 states have (on average 1.143181818181818) internal successors, (87522), 76560 states have internal predecessors, (87522), 0 states have call successors, (0), 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 16:55:25,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76561 states to 76561 states and 87522 transitions. [2023-12-02 16:55:25,584 INFO L78 Accepts]: Start accepts. Automaton has 76561 states and 87522 transitions. Word has length 1024 [2023-12-02 16:55:25,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:25,584 INFO L495 AbstractCegarLoop]: Abstraction has 76561 states and 87522 transitions. [2023-12-02 16:55:25,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 320.3333333333333) internal successors, (961), 2 states have internal predecessors, (961), 0 states have call successors, (0), 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 16:55:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 76561 states and 87522 transitions. [2023-12-02 16:55:25,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1192 [2023-12-02 16:55:25,615 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:25,616 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-12-02 16:55:25,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-02 16:55:25,616 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:25,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:25,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1653171476, now seen corresponding path program 1 times [2023-12-02 16:55:25,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:25,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232277905] [2023-12-02 16:55:25,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:25,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:27,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1091 backedges. 706 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2023-12-02 16:55:27,311 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:27,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232277905] [2023-12-02 16:55:27,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232277905] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:27,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:27,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:55:27,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635677628] [2023-12-02 16:55:27,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:27,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:27,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:27,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:27,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:27,322 INFO L87 Difference]: Start difference. First operand 76561 states and 87522 transitions. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 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 16:55:30,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:30,206 INFO L93 Difference]: Finished difference Result 155395 states and 177449 transitions. [2023-12-02 16:55:30,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:30,207 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 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 1191 [2023-12-02 16:55:30,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:30,276 INFO L225 Difference]: With dead ends: 155395 [2023-12-02 16:55:30,276 INFO L226 Difference]: Without dead ends: 78835 [2023-12-02 16:55:30,314 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 16:55:30,315 INFO L413 NwaCegarLoop]: 1513 mSDtfsCounter, 714 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1804 mSolverCounterSat, 592 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 714 SdHoareTripleChecker+Valid, 1519 SdHoareTripleChecker+Invalid, 2396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 592 IncrementalHoareTripleChecker+Valid, 1804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:30,315 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [714 Valid, 1519 Invalid, 2396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [592 Valid, 1804 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-12-02 16:55:30,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78835 states. [2023-12-02 16:55:31,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78835 to 78077. [2023-12-02 16:55:31,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78077 states, 78076 states have (on average 1.138864695937292) internal successors, (88918), 78076 states have internal predecessors, (88918), 0 states have call successors, (0), 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 16:55:31,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78077 states to 78077 states and 88918 transitions. [2023-12-02 16:55:31,172 INFO L78 Accepts]: Start accepts. Automaton has 78077 states and 88918 transitions. Word has length 1191 [2023-12-02 16:55:31,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:31,173 INFO L495 AbstractCegarLoop]: Abstraction has 78077 states and 88918 transitions. [2023-12-02 16:55:31,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 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 16:55:31,173 INFO L276 IsEmpty]: Start isEmpty. Operand 78077 states and 88918 transitions. [2023-12-02 16:55:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1233 [2023-12-02 16:55:31,216 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:31,216 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-12-02 16:55:31,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-02 16:55:31,217 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:31,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:31,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1504085113, now seen corresponding path program 1 times [2023-12-02 16:55:31,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:31,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061439349] [2023-12-02 16:55:31,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:31,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:32,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 754 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2023-12-02 16:55:32,189 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:32,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061439349] [2023-12-02 16:55:32,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061439349] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:32,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:32,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:55:32,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949083519] [2023-12-02 16:55:32,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:32,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:32,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:32,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:32,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:32,193 INFO L87 Difference]: Start difference. First operand 78077 states and 88918 transitions. Second operand has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 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 16:55:35,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:35,033 INFO L93 Difference]: Finished difference Result 177377 states and 203057 transitions. [2023-12-02 16:55:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:35,034 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 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 1232 [2023-12-02 16:55:35,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:35,117 INFO L225 Difference]: With dead ends: 177377 [2023-12-02 16:55:35,118 INFO L226 Difference]: Without dead ends: 99301 [2023-12-02 16:55:35,150 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 16:55:35,151 INFO L413 NwaCegarLoop]: 1369 mSDtfsCounter, 741 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1988 mSolverCounterSat, 893 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 741 SdHoareTripleChecker+Valid, 1375 SdHoareTripleChecker+Invalid, 2881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 893 IncrementalHoareTripleChecker+Valid, 1988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:35,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [741 Valid, 1375 Invalid, 2881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [893 Valid, 1988 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-12-02 16:55:35,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99301 states. [2023-12-02 16:55:35,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99301 to 97785. [2023-12-02 16:55:36,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97785 states, 97784 states have (on average 1.1265442199132782) internal successors, (110158), 97784 states have internal predecessors, (110158), 0 states have call successors, (0), 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 16:55:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97785 states to 97785 states and 110158 transitions. [2023-12-02 16:55:36,135 INFO L78 Accepts]: Start accepts. Automaton has 97785 states and 110158 transitions. Word has length 1232 [2023-12-02 16:55:36,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:36,136 INFO L495 AbstractCegarLoop]: Abstraction has 97785 states and 110158 transitions. [2023-12-02 16:55:36,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 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 16:55:36,136 INFO L276 IsEmpty]: Start isEmpty. Operand 97785 states and 110158 transitions. [2023-12-02 16:55:36,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1269 [2023-12-02 16:55:36,398 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:36,399 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:55:36,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-02 16:55:36,400 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:36,400 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:36,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1535437599, now seen corresponding path program 1 times [2023-12-02 16:55:36,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:36,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653116415] [2023-12-02 16:55:36,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:36,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:38,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1472 backedges. 971 proven. 0 refuted. 0 times theorem prover too weak. 501 trivial. 0 not checked. [2023-12-02 16:55:38,165 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:38,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653116415] [2023-12-02 16:55:38,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653116415] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:38,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:38,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:55:38,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014322336] [2023-12-02 16:55:38,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:38,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:38,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:38,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:38,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:38,168 INFO L87 Difference]: Start difference. First operand 97785 states and 110158 transitions. Second operand has 3 states, 3 states have (on average 310.0) internal successors, (930), 3 states have internal predecessors, (930), 0 states have call successors, (0), 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 16:55:40,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:40,683 INFO L93 Difference]: Finished difference Result 196327 states and 221091 transitions. [2023-12-02 16:55:40,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:40,684 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 310.0) internal successors, (930), 3 states have internal predecessors, (930), 0 states have call successors, (0), 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 1268 [2023-12-02 16:55:40,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:40,774 INFO L225 Difference]: With dead ends: 196327 [2023-12-02 16:55:40,774 INFO L226 Difference]: Without dead ends: 98543 [2023-12-02 16:55:40,814 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 16:55:40,815 INFO L413 NwaCegarLoop]: 646 mSDtfsCounter, 766 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1907 mSolverCounterSat, 593 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 766 SdHoareTripleChecker+Valid, 653 SdHoareTripleChecker+Invalid, 2500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 593 IncrementalHoareTripleChecker+Valid, 1907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:40,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [766 Valid, 653 Invalid, 2500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [593 Valid, 1907 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-12-02 16:55:40,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98543 states. [2023-12-02 16:55:41,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98543 to 97785. [2023-12-02 16:55:41,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97785 states, 97784 states have (on average 1.1245193487687146) internal successors, (109960), 97784 states have internal predecessors, (109960), 0 states have call successors, (0), 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 16:55:41,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97785 states to 97785 states and 109960 transitions. [2023-12-02 16:55:41,901 INFO L78 Accepts]: Start accepts. Automaton has 97785 states and 109960 transitions. Word has length 1268 [2023-12-02 16:55:41,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:41,902 INFO L495 AbstractCegarLoop]: Abstraction has 97785 states and 109960 transitions. [2023-12-02 16:55:41,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 310.0) internal successors, (930), 3 states have internal predecessors, (930), 0 states have call successors, (0), 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 16:55:41,902 INFO L276 IsEmpty]: Start isEmpty. Operand 97785 states and 109960 transitions. [2023-12-02 16:55:41,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1293 [2023-12-02 16:55:41,946 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:41,947 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:55:41,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-02 16:55:41,947 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:41,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:41,948 INFO L85 PathProgramCache]: Analyzing trace with hash 985104487, now seen corresponding path program 1 times [2023-12-02 16:55:41,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:41,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787729112] [2023-12-02 16:55:41,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:41,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:43,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1208 backedges. 957 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2023-12-02 16:55:43,518 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:43,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787729112] [2023-12-02 16:55:43,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787729112] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:43,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:43,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:55:43,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795055924] [2023-12-02 16:55:43,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:43,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:43,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:43,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:43,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:43,522 INFO L87 Difference]: Start difference. First operand 97785 states and 109960 transitions. Second operand has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 0 states have call successors, (0), 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 16:55:46,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:46,450 INFO L93 Difference]: Finished difference Result 195569 states and 219919 transitions. [2023-12-02 16:55:46,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:46,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 0 states have call successors, (0), 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 1292 [2023-12-02 16:55:46,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:46,519 INFO L225 Difference]: With dead ends: 195569 [2023-12-02 16:55:46,519 INFO L226 Difference]: Without dead ends: 97785 [2023-12-02 16:55:46,537 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 16:55:46,537 INFO L413 NwaCegarLoop]: 1417 mSDtfsCounter, 661 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1903 mSolverCounterSat, 641 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 661 SdHoareTripleChecker+Valid, 1424 SdHoareTripleChecker+Invalid, 2544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 641 IncrementalHoareTripleChecker+Valid, 1903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:46,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [661 Valid, 1424 Invalid, 2544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [641 Valid, 1903 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-12-02 16:55:46,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97785 states. [2023-12-02 16:55:47,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97785 to 97785. [2023-12-02 16:55:47,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97785 states, 97784 states have (on average 1.1208991246011617) internal successors, (109606), 97784 states have internal predecessors, (109606), 0 states have call successors, (0), 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 16:55:47,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97785 states to 97785 states and 109606 transitions. [2023-12-02 16:55:47,477 INFO L78 Accepts]: Start accepts. Automaton has 97785 states and 109606 transitions. Word has length 1292 [2023-12-02 16:55:47,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:47,478 INFO L495 AbstractCegarLoop]: Abstraction has 97785 states and 109606 transitions. [2023-12-02 16:55:47,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 0 states have call successors, (0), 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 16:55:47,478 INFO L276 IsEmpty]: Start isEmpty. Operand 97785 states and 109606 transitions. [2023-12-02 16:55:47,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1342 [2023-12-02 16:55:47,524 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:47,525 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 16:55:47,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-02 16:55:47,525 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:47,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:47,526 INFO L85 PathProgramCache]: Analyzing trace with hash -704821310, now seen corresponding path program 1 times [2023-12-02 16:55:47,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:47,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123363961] [2023-12-02 16:55:47,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:47,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:49,267 INFO L134 CoverageAnalysis]: Checked inductivity of 943 backedges. 647 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2023-12-02 16:55:49,267 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:49,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123363961] [2023-12-02 16:55:49,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123363961] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:49,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:49,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:55:49,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951594289] [2023-12-02 16:55:49,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:49,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:55:49,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:49,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:55:49,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:55:49,271 INFO L87 Difference]: Start difference. First operand 97785 states and 109606 transitions. Second operand has 4 states, 4 states have (on average 276.25) internal successors, (1105), 3 states have internal predecessors, (1105), 0 states have call successors, (0), 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 16:55:53,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:53,672 INFO L93 Difference]: Finished difference Result 197085 states and 220871 transitions. [2023-12-02 16:55:53,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:55:53,673 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 276.25) internal successors, (1105), 3 states have internal predecessors, (1105), 0 states have call successors, (0), 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 1341 [2023-12-02 16:55:53,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:53,761 INFO L225 Difference]: With dead ends: 197085 [2023-12-02 16:55:53,762 INFO L226 Difference]: Without dead ends: 99301 [2023-12-02 16:55:53,799 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 16:55:53,800 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 1231 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4725 mSolverCounterSat, 462 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1231 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 5187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 462 IncrementalHoareTripleChecker+Valid, 4725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:53,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1231 Valid, 302 Invalid, 5187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [462 Valid, 4725 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2023-12-02 16:55:53,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99301 states. [2023-12-02 16:55:54,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99301 to 97027. [2023-12-02 16:55:54,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97027 states, 97026 states have (on average 1.0990559231546184) internal successors, (106637), 97026 states have internal predecessors, (106637), 0 states have call successors, (0), 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 16:55:54,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97027 states to 97027 states and 106637 transitions. [2023-12-02 16:55:54,913 INFO L78 Accepts]: Start accepts. Automaton has 97027 states and 106637 transitions. Word has length 1341 [2023-12-02 16:55:54,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:55:54,927 INFO L495 AbstractCegarLoop]: Abstraction has 97027 states and 106637 transitions. [2023-12-02 16:55:54,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 276.25) internal successors, (1105), 3 states have internal predecessors, (1105), 0 states have call successors, (0), 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 16:55:54,928 INFO L276 IsEmpty]: Start isEmpty. Operand 97027 states and 106637 transitions. [2023-12-02 16:55:54,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1348 [2023-12-02 16:55:54,977 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:55:54,978 INFO L195 NwaCegarLoop]: trace histogram [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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 16:55:54,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-02 16:55:54,978 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:55:54,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:55:54,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1527863974, now seen corresponding path program 1 times [2023-12-02 16:55:54,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:55:54,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091031109] [2023-12-02 16:55:54,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:55:54,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:55:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:55:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 979 backedges. 671 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-12-02 16:55:56,350 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:55:56,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091031109] [2023-12-02 16:55:56,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091031109] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:55:56,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:55:56,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:55:56,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985253899] [2023-12-02 16:55:56,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:55:56,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:55:56,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:55:56,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:55:56,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:55:56,355 INFO L87 Difference]: Start difference. First operand 97027 states and 106637 transitions. Second operand has 3 states, 3 states have (on average 366.6666666666667) internal successors, (1100), 3 states have internal predecessors, (1100), 0 states have call successors, (0), 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 16:55:59,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:55:59,459 INFO L93 Difference]: Finished difference Result 199359 states and 218687 transitions. [2023-12-02 16:55:59,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:55:59,460 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 366.6666666666667) internal successors, (1100), 3 states have internal predecessors, (1100), 0 states have call successors, (0), 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 1347 [2023-12-02 16:55:59,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:55:59,541 INFO L225 Difference]: With dead ends: 199359 [2023-12-02 16:55:59,541 INFO L226 Difference]: Without dead ends: 98543 [2023-12-02 16:55:59,568 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 16:55:59,569 INFO L413 NwaCegarLoop]: 1393 mSDtfsCounter, 489 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1830 mSolverCounterSat, 746 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 2576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 746 IncrementalHoareTripleChecker+Valid, 1830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-12-02 16:55:59,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 1400 Invalid, 2576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [746 Valid, 1830 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-12-02 16:55:59,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98543 states. [2023-12-02 16:56:00,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98543 to 97027. [2023-12-02 16:56:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97027 states, 97026 states have (on average 1.0915012470884093) internal successors, (105904), 97026 states have internal predecessors, (105904), 0 states have call successors, (0), 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 16:56:00,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97027 states to 97027 states and 105904 transitions. [2023-12-02 16:56:00,497 INFO L78 Accepts]: Start accepts. Automaton has 97027 states and 105904 transitions. Word has length 1347 [2023-12-02 16:56:00,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:56:00,498 INFO L495 AbstractCegarLoop]: Abstraction has 97027 states and 105904 transitions. [2023-12-02 16:56:00,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 366.6666666666667) internal successors, (1100), 3 states have internal predecessors, (1100), 0 states have call successors, (0), 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 16:56:00,498 INFO L276 IsEmpty]: Start isEmpty. Operand 97027 states and 105904 transitions. [2023-12-02 16:56:00,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1464 [2023-12-02 16:56:00,549 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:56:00,549 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-12-02 16:56:00,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-02 16:56:00,550 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:56:00,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:56:00,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1569764784, now seen corresponding path program 1 times [2023-12-02 16:56:00,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:56:00,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438805345] [2023-12-02 16:56:00,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:56:00,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:56:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:56:01,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 928 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2023-12-02 16:56:01,971 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:56:01,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438805345] [2023-12-02 16:56:01,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438805345] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:56:01,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:56:01,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:56:01,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217799188] [2023-12-02 16:56:01,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:56:01,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:56:01,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:56:01,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:56:01,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:56:01,975 INFO L87 Difference]: Start difference. First operand 97027 states and 105904 transitions. Second operand has 3 states, 3 states have (on average 374.6666666666667) internal successors, (1124), 3 states have internal predecessors, (1124), 0 states have call successors, (0), 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 16:56:04,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:56:04,496 INFO L93 Difference]: Finished difference Result 194811 states and 212619 transitions. [2023-12-02 16:56:04,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:56:04,496 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 374.6666666666667) internal successors, (1124), 3 states have internal predecessors, (1124), 0 states have call successors, (0), 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 1463 [2023-12-02 16:56:04,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:56:04,582 INFO L225 Difference]: With dead ends: 194811 [2023-12-02 16:56:04,582 INFO L226 Difference]: Without dead ends: 98543 [2023-12-02 16:56:04,619 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 16:56:04,620 INFO L413 NwaCegarLoop]: 1304 mSDtfsCounter, 728 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2524 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 728 SdHoareTripleChecker+Valid, 1311 SdHoareTripleChecker+Invalid, 2781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 2524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:56:04,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [728 Valid, 1311 Invalid, 2781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 2524 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-12-02 16:56:04,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98543 states. [2023-12-02 16:56:05,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98543 to 98543. [2023-12-02 16:56:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98543 states, 98542 states have (on average 1.0804935966389966) internal successors, (106474), 98542 states have internal predecessors, (106474), 0 states have call successors, (0), 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 16:56:05,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98543 states to 98543 states and 106474 transitions. [2023-12-02 16:56:05,803 INFO L78 Accepts]: Start accepts. Automaton has 98543 states and 106474 transitions. Word has length 1463 [2023-12-02 16:56:05,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:56:05,804 INFO L495 AbstractCegarLoop]: Abstraction has 98543 states and 106474 transitions. [2023-12-02 16:56:05,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.6666666666667) internal successors, (1124), 3 states have internal predecessors, (1124), 0 states have call successors, (0), 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 16:56:05,805 INFO L276 IsEmpty]: Start isEmpty. Operand 98543 states and 106474 transitions. [2023-12-02 16:56:05,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1514 [2023-12-02 16:56:05,900 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:56:05,902 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-12-02 16:56:05,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-02 16:56:05,902 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:56:05,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:56:05,903 INFO L85 PathProgramCache]: Analyzing trace with hash 2020599903, now seen corresponding path program 1 times [2023-12-02 16:56:05,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:56:05,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058242096] [2023-12-02 16:56:05,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:56:05,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:56:06,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:56:08,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 1486 proven. 89 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2023-12-02 16:56:08,699 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:56:08,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058242096] [2023-12-02 16:56:08,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058242096] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:56:08,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439193617] [2023-12-02 16:56:08,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:56:08,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:56:08,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:56:08,701 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:56:08,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 16:56:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:56:09,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 1878 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 16:56:09,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:56:10,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1986 backedges. 1210 proven. 0 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2023-12-02 16:56:10,432 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:56:10,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439193617] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:56:10,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:56:10,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 16:56:10,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215154451] [2023-12-02 16:56:10,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:56:10,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:56:10,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:56:10,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:56:10,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:56:10,437 INFO L87 Difference]: Start difference. First operand 98543 states and 106474 transitions. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 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 16:56:13,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:56:13,155 INFO L93 Difference]: Finished difference Result 196327 states and 212183 transitions. [2023-12-02 16:56:13,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:56:13,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 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 1513 [2023-12-02 16:56:13,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:56:13,250 INFO L225 Difference]: With dead ends: 196327 [2023-12-02 16:56:13,250 INFO L226 Difference]: Without dead ends: 98543 [2023-12-02 16:56:13,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1517 GetRequests, 1512 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 16:56:13,293 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 136 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2568 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 1065 SdHoareTripleChecker+Invalid, 2870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 2568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:56:13,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 1065 Invalid, 2870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 2568 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-12-02 16:56:13,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98543 states. [2023-12-02 16:56:14,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98543 to 93237. [2023-12-02 16:56:14,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93237 states, 93236 states have (on average 1.057896091638423) internal successors, (98634), 93236 states have internal predecessors, (98634), 0 states have call successors, (0), 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 16:56:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93237 states to 93237 states and 98634 transitions. [2023-12-02 16:56:14,233 INFO L78 Accepts]: Start accepts. Automaton has 93237 states and 98634 transitions. Word has length 1513 [2023-12-02 16:56:14,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:56:14,234 INFO L495 AbstractCegarLoop]: Abstraction has 93237 states and 98634 transitions. [2023-12-02 16:56:14,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 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 16:56:14,235 INFO L276 IsEmpty]: Start isEmpty. Operand 93237 states and 98634 transitions. [2023-12-02 16:56:14,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4042 [2023-12-02 16:56:14,628 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:56:14,630 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 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, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 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, 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-12-02 16:56:14,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-02 16:56:14,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-12-02 16:56:14,836 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:56:14,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:56:14,837 INFO L85 PathProgramCache]: Analyzing trace with hash -67605111, now seen corresponding path program 1 times [2023-12-02 16:56:14,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:56:14,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810035713] [2023-12-02 16:56:14,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:56:14,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:56:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:56:21,361 INFO L134 CoverageAnalysis]: Checked inductivity of 13028 backedges. 3503 proven. 0 refuted. 0 times theorem prover too weak. 9525 trivial. 0 not checked. [2023-12-02 16:56:21,362 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:56:21,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810035713] [2023-12-02 16:56:21,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810035713] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:56:21,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:56:21,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:56:21,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707688768] [2023-12-02 16:56:21,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:56:21,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:56:21,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:56:21,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:56:21,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:56:21,369 INFO L87 Difference]: Start difference. First operand 93237 states and 98634 transitions. Second operand has 4 states, 4 states have (on average 349.25) internal successors, (1397), 3 states have internal predecessors, (1397), 0 states have call successors, (0), 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 16:56:24,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:56:24,833 INFO L93 Difference]: Finished difference Result 185715 states and 196503 transitions. [2023-12-02 16:56:24,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:56:24,834 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 349.25) internal successors, (1397), 3 states have internal predecessors, (1397), 0 states have call successors, (0), 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 4041 [2023-12-02 16:56:24,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:56:24,898 INFO L225 Difference]: With dead ends: 185715 [2023-12-02 16:56:24,898 INFO L226 Difference]: Without dead ends: 92479 [2023-12-02 16:56:24,932 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 16:56:24,933 INFO L413 NwaCegarLoop]: 460 mSDtfsCounter, 996 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 3008 mSolverCounterSat, 553 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 996 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 3561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 553 IncrementalHoareTripleChecker+Valid, 3008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:56:24,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [996 Valid, 473 Invalid, 3561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [553 Valid, 3008 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-12-02 16:56:24,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92479 states. [2023-12-02 16:56:25,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92479 to 92479. [2023-12-02 16:56:25,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92479 states, 92478 states have (on average 1.0184908843184326) internal successors, (94188), 92478 states have internal predecessors, (94188), 0 states have call successors, (0), 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 16:56:25,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92479 states to 92479 states and 94188 transitions. [2023-12-02 16:56:25,934 INFO L78 Accepts]: Start accepts. Automaton has 92479 states and 94188 transitions. Word has length 4041 [2023-12-02 16:56:25,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:56:25,935 INFO L495 AbstractCegarLoop]: Abstraction has 92479 states and 94188 transitions. [2023-12-02 16:56:25,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 349.25) internal successors, (1397), 3 states have internal predecessors, (1397), 0 states have call successors, (0), 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 16:56:25,935 INFO L276 IsEmpty]: Start isEmpty. Operand 92479 states and 94188 transitions. [2023-12-02 16:56:26,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4061 [2023-12-02 16:56:26,051 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:56:26,053 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 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, 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, 12, 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, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:56:26,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-12-02 16:56:26,053 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:56:26,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:56:26,054 INFO L85 PathProgramCache]: Analyzing trace with hash -796495528, now seen corresponding path program 1 times [2023-12-02 16:56:26,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:56:26,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020032054] [2023-12-02 16:56:26,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:56:26,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:56:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:56:31,015 INFO L134 CoverageAnalysis]: Checked inductivity of 15804 backedges. 5768 proven. 0 refuted. 0 times theorem prover too weak. 10036 trivial. 0 not checked. [2023-12-02 16:56:31,015 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:56:31,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020032054] [2023-12-02 16:56:31,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020032054] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:56:31,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:56:31,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:56:31,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457588436] [2023-12-02 16:56:31,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:56:31,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:56:31,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:56:31,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:56:31,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:56:31,021 INFO L87 Difference]: Start difference. First operand 92479 states and 94188 transitions. Second operand has 3 states, 3 states have (on average 363.3333333333333) internal successors, (1090), 3 states have internal predecessors, (1090), 0 states have call successors, (0), 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 16:56:33,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:56:33,339 INFO L93 Difference]: Finished difference Result 191779 states and 195309 transitions. [2023-12-02 16:56:33,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:56:33,340 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 363.3333333333333) internal successors, (1090), 3 states have internal predecessors, (1090), 0 states have call successors, (0), 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 4060 [2023-12-02 16:56:33,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:56:33,412 INFO L225 Difference]: With dead ends: 191779 [2023-12-02 16:56:33,412 INFO L226 Difference]: Without dead ends: 100059 [2023-12-02 16:56:33,431 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 16:56:33,431 INFO L413 NwaCegarLoop]: 937 mSDtfsCounter, 751 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1908 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 751 SdHoareTripleChecker+Valid, 944 SdHoareTripleChecker+Invalid, 2054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-02 16:56:33,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [751 Valid, 944 Invalid, 2054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1908 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-02 16:56:33,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100059 states. [2023-12-02 16:56:34,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100059 to 95511. [2023-12-02 16:56:34,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95511 states, 95510 states have (on average 1.0172442676159565) internal successors, (97157), 95510 states have internal predecessors, (97157), 0 states have call successors, (0), 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 16:56:34,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95511 states to 95511 states and 97157 transitions. [2023-12-02 16:56:34,240 INFO L78 Accepts]: Start accepts. Automaton has 95511 states and 97157 transitions. Word has length 4060 [2023-12-02 16:56:34,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:56:34,241 INFO L495 AbstractCegarLoop]: Abstraction has 95511 states and 97157 transitions. [2023-12-02 16:56:34,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 363.3333333333333) internal successors, (1090), 3 states have internal predecessors, (1090), 0 states have call successors, (0), 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 16:56:34,241 INFO L276 IsEmpty]: Start isEmpty. Operand 95511 states and 97157 transitions. [2023-12-02 16:56:34,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4611 [2023-12-02 16:56:34,575 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:56:34,577 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, 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, 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, 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, 12, 12, 12, 12, 12, 12, 12, 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, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:56:34,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-02 16:56:34,577 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:56:34,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:56:34,578 INFO L85 PathProgramCache]: Analyzing trace with hash -485715548, now seen corresponding path program 1 times [2023-12-02 16:56:34,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:56:34,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295249389] [2023-12-02 16:56:34,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:56:34,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:56:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:56:45,080 INFO L134 CoverageAnalysis]: Checked inductivity of 20645 backedges. 6125 proven. 89 refuted. 0 times theorem prover too weak. 14431 trivial. 0 not checked. [2023-12-02 16:56:45,080 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:56:45,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295249389] [2023-12-02 16:56:45,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295249389] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:56:45,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119125520] [2023-12-02 16:56:45,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:56:45,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:56:45,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:56:45,081 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:56:45,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 16:56:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:56:46,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 5338 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 16:56:46,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:56:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 20645 backedges. 9777 proven. 0 refuted. 0 times theorem prover too weak. 10868 trivial. 0 not checked. [2023-12-02 16:56:47,668 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:56:47,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1119125520] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:56:47,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:56:47,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 16:56:47,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025717301] [2023-12-02 16:56:47,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:56:47,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:56:47,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:56:47,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:56:47,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:56:47,679 INFO L87 Difference]: Start difference. First operand 95511 states and 97157 transitions. Second operand has 3 states, 3 states have (on average 410.6666666666667) internal successors, (1232), 3 states have internal predecessors, (1232), 0 states have call successors, (0), 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 16:56:49,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:56:49,849 INFO L93 Difference]: Finished difference Result 195569 states and 198927 transitions. [2023-12-02 16:56:49,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:56:49,849 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 410.6666666666667) internal successors, (1232), 3 states have internal predecessors, (1232), 0 states have call successors, (0), 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 4610 [2023-12-02 16:56:49,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:56:49,929 INFO L225 Difference]: With dead ends: 195569 [2023-12-02 16:56:49,929 INFO L226 Difference]: Without dead ends: 98543 [2023-12-02 16:56:49,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4614 GetRequests, 4609 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 16:56:49,970 INFO L413 NwaCegarLoop]: 962 mSDtfsCounter, 551 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 551 SdHoareTripleChecker+Valid, 968 SdHoareTripleChecker+Invalid, 1835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-02 16:56:49,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [551 Valid, 968 Invalid, 1835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-02 16:56:50,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98543 states. [2023-12-02 16:56:50,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98543 to 93995. [2023-12-02 16:56:50,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93995 states, 93994 states have (on average 1.0157776028257124) internal successors, (95477), 93994 states have internal predecessors, (95477), 0 states have call successors, (0), 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 16:56:50,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93995 states to 93995 states and 95477 transitions. [2023-12-02 16:56:50,786 INFO L78 Accepts]: Start accepts. Automaton has 93995 states and 95477 transitions. Word has length 4610 [2023-12-02 16:56:50,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:56:50,788 INFO L495 AbstractCegarLoop]: Abstraction has 93995 states and 95477 transitions. [2023-12-02 16:56:50,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 410.6666666666667) internal successors, (1232), 3 states have internal predecessors, (1232), 0 states have call successors, (0), 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 16:56:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 93995 states and 95477 transitions. [2023-12-02 16:56:50,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4916 [2023-12-02 16:56:50,995 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:56:50,997 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, 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, 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, 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, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-12-02 16:56:51,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-02 16:56:51,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:56:51,198 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:56:51,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:56:51,199 INFO L85 PathProgramCache]: Analyzing trace with hash -722055534, now seen corresponding path program 1 times [2023-12-02 16:56:51,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:56:51,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439603421] [2023-12-02 16:56:51,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:56:51,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:56:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:02,519 INFO L134 CoverageAnalysis]: Checked inductivity of 23629 backedges. 6523 proven. 89 refuted. 0 times theorem prover too weak. 17017 trivial. 0 not checked. [2023-12-02 16:57:02,519 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:57:02,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439603421] [2023-12-02 16:57:02,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439603421] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:57:02,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1771363027] [2023-12-02 16:57:02,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:02,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:57:02,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:57:02,520 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:57:02,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 16:57:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:04,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 5643 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 16:57:04,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:57:04,718 INFO L134 CoverageAnalysis]: Checked inductivity of 23629 backedges. 11823 proven. 0 refuted. 0 times theorem prover too weak. 11806 trivial. 0 not checked. [2023-12-02 16:57:04,718 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:57:04,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1771363027] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:57:04,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:57:04,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 16:57:04,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492645813] [2023-12-02 16:57:04,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:57:04,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:57:04,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:57:04,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:57:04,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:57:04,725 INFO L87 Difference]: Start difference. First operand 93995 states and 95477 transitions. Second operand has 3 states, 3 states have (on average 445.6666666666667) internal successors, (1337), 3 states have internal predecessors, (1337), 0 states have call successors, (0), 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 16:57:07,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:57:07,106 INFO L93 Difference]: Finished difference Result 203149 states and 206438 transitions. [2023-12-02 16:57:07,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:57:07,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 445.6666666666667) internal successors, (1337), 3 states have internal predecessors, (1337), 0 states have call successors, (0), 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 4915 [2023-12-02 16:57:07,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:57:07,205 INFO L225 Difference]: With dead ends: 203149 [2023-12-02 16:57:07,205 INFO L226 Difference]: Without dead ends: 109913 [2023-12-02 16:57:07,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4919 GetRequests, 4914 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 16:57:07,239 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 572 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1768 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 2008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-12-02 16:57:07,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 109 Invalid, 2008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1768 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-12-02 16:57:07,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109913 states. [2023-12-02 16:57:08,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109913 to 109155. [2023-12-02 16:57:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109155 states, 109154 states have (on average 1.0147864485039486) internal successors, (110768), 109154 states have internal predecessors, (110768), 0 states have call successors, (0), 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 16:57:08,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109155 states to 109155 states and 110768 transitions. [2023-12-02 16:57:08,288 INFO L78 Accepts]: Start accepts. Automaton has 109155 states and 110768 transitions. Word has length 4915 [2023-12-02 16:57:08,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:57:08,290 INFO L495 AbstractCegarLoop]: Abstraction has 109155 states and 110768 transitions. [2023-12-02 16:57:08,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 445.6666666666667) internal successors, (1337), 3 states have internal predecessors, (1337), 0 states have call successors, (0), 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 16:57:08,290 INFO L276 IsEmpty]: Start isEmpty. Operand 109155 states and 110768 transitions. [2023-12-02 16:57:08,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6031 [2023-12-02 16:57:08,530 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:57:08,534 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, 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, 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, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:57:08,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-02 16:57:08,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:57:08,734 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:57:08,735 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:57:08,736 INFO L85 PathProgramCache]: Analyzing trace with hash 541655567, now seen corresponding path program 1 times [2023-12-02 16:57:08,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:57:08,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790271202] [2023-12-02 16:57:08,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:08,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:57:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:23,950 INFO L134 CoverageAnalysis]: Checked inductivity of 27632 backedges. 6205 proven. 89 refuted. 0 times theorem prover too weak. 21338 trivial. 0 not checked. [2023-12-02 16:57:23,951 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:57:23,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790271202] [2023-12-02 16:57:23,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790271202] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:57:23,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2002729697] [2023-12-02 16:57:23,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:57:23,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:57:23,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:57:23,953 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:57:23,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 16:57:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:57:26,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 6771 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 16:57:26,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:57:26,919 INFO L134 CoverageAnalysis]: Checked inductivity of 27632 backedges. 5270 proven. 0 refuted. 0 times theorem prover too weak. 22362 trivial. 0 not checked. [2023-12-02 16:57:26,920 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:57:26,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2002729697] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:57:26,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:57:26,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 16:57:26,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596287483] [2023-12-02 16:57:26,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:57:26,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:57:26,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:57:26,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:57:26,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:57:26,928 INFO L87 Difference]: Start difference. First operand 109155 states and 110768 transitions. Second operand has 3 states, 3 states have (on average 485.6666666666667) internal successors, (1457), 3 states have internal predecessors, (1457), 0 states have call successors, (0), 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 16:57:29,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:57:29,172 INFO L93 Difference]: Finished difference Result 218307 states and 221531 transitions. [2023-12-02 16:57:29,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:57:29,172 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 485.6666666666667) internal successors, (1457), 3 states have internal predecessors, (1457), 0 states have call successors, (0), 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 6030 [2023-12-02 16:57:29,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:57:29,177 INFO L225 Difference]: With dead ends: 218307 [2023-12-02 16:57:29,177 INFO L226 Difference]: Without dead ends: 0 [2023-12-02 16:57:29,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6034 GetRequests, 6029 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 16:57:29,222 INFO L413 NwaCegarLoop]: 929 mSDtfsCounter, 33 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1734 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 1916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-02 16:57:29,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 935 Invalid, 1916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1734 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-02 16:57:29,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-02 16:57:29,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-02 16:57:29,222 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 16:57:29,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-02 16:57:29,223 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6030 [2023-12-02 16:57:29,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:57:29,224 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-02 16:57:29,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 485.6666666666667) internal successors, (1457), 3 states have internal predecessors, (1457), 0 states have call successors, (0), 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 16:57:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-02 16:57:29,224 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 16:57:29,226 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 16:57:29,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 16:57:29,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:57:29,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-02 16:57:35,809 INFO L899 garLoopResultBuilder]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,810 INFO L899 garLoopResultBuilder]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,811 INFO L899 garLoopResultBuilder]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,812 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,813 INFO L899 garLoopResultBuilder]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,814 INFO L899 garLoopResultBuilder]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4773) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,815 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,816 INFO L899 garLoopResultBuilder]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L4769-1(lines 4084 4818) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L4772-1(lines 4084 4818) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L4773(line 4773) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,817 INFO L899 garLoopResultBuilder]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,818 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,819 INFO L899 garLoopResultBuilder]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,820 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,821 INFO L899 garLoopResultBuilder]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,822 INFO L899 garLoopResultBuilder]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-02 16:57:35,823 INFO L899 garLoopResultBuilder]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,824 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L4820(lines 4820 4837) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,825 INFO L899 garLoopResultBuilder]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,826 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,826 INFO L899 garLoopResultBuilder]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,826 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,826 INFO L899 garLoopResultBuilder]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,826 INFO L899 garLoopResultBuilder]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,826 INFO L899 garLoopResultBuilder]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,827 INFO L895 garLoopResultBuilder]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse13 (= 19 ~a26~0)) (.cse16 (<= 19 ~a14~0)) (.cse6 (<= ~a28~0 15)) (.cse4 (= ~a14~0 20)) (.cse11 (<= ~a4~0 17)) (.cse12 (<= ~a28~0 16)) (.cse15 (not (= 16 ~a4~0))) (.cse7 (= ~a26~0 18)) (.cse0 (= 19 ~a14~0)) (.cse9 (= ~a7~0 0)) (.cse2 (= ~a3~0 1)) (.cse1 (<= ~a26~0 17)) (.cse5 (<= ~a3~0 0)) (.cse8 (= ~a14~0 18)) (.cse14 (<= ~a4~0 16)) (.cse10 (<= 17 ~a28~0)) (.cse3 (= ~a7~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3 .cse6) (and .cse7 .cse5 .cse8 .cse9 .cse10) (and .cse4 .cse11 .cse7 .cse2 .cse3) (and .cse1 .cse8 .cse2 .cse3 .cse6) (and .cse8 .cse2 .cse12 .cse3 .cse13) (and .cse7 .cse0 .cse5 .cse14 .cse9 .cse10) (and .cse7 .cse5 .cse8 .cse10 .cse3) (and .cse11 .cse5 .cse8 .cse3 .cse15) (and .cse8 .cse14 .cse2 .cse3) (and .cse0 .cse1 .cse5 .cse14 .cse9 .cse10) (and .cse5 .cse8 .cse3 .cse13) (and .cse0 .cse5 .cse9 .cse13 .cse6) (and .cse7 .cse0 .cse5 .cse3) (and .cse4 .cse1 .cse5 .cse14 .cse10 .cse3) (and .cse7 .cse0 .cse2 .cse3) (and .cse7 .cse0 .cse5 .cse9 .cse6) (and .cse4 .cse14 .cse2 .cse3) (and .cse7 .cse5 .cse8 .cse14 .cse9) (and .cse7 .cse0 .cse5 .cse9 .cse12 .cse15) (and .cse11 .cse0 .cse1 .cse9 .cse2) (and .cse4 .cse7 .cse2 .cse12 .cse3) (and .cse7 .cse5 .cse8 .cse14 .cse3) (and .cse1 .cse5 .cse8 .cse9 .cse10) (and .cse4 .cse1 .cse2 .cse12 .cse3) (and .cse1 .cse8 .cse2 .cse10 .cse3) (and .cse11 .cse8 .cse2 .cse12 .cse3) (and .cse7 .cse8 .cse9 .cse2) (and .cse11 .cse0 .cse1 .cse5 .cse9 .cse15) (and .cse4 .cse7 .cse5 .cse9 .cse6) (and .cse4 .cse11 .cse7 .cse9 .cse2 .cse15) (and .cse4 .cse5 .cse9 .cse13 .cse6) (and .cse1 .cse8 .cse9 .cse2 .cse10) (and .cse7 .cse8 .cse2 .cse12 .cse3) (and .cse11 .cse0 .cse5 .cse9 .cse13 .cse15) (and .cse11 .cse8 .cse2 .cse3 .cse13) (and .cse11 .cse7 .cse0 .cse5 .cse9 .cse15) (and .cse0 .cse1 .cse5 .cse12 .cse3 .cse15) (and .cse4 .cse9 .cse2 .cse13 .cse6) (and .cse4 .cse14 .cse9 .cse2 .cse13) (and .cse4 .cse5 .cse14 .cse10 .cse3 .cse13) (and .cse0 .cse1 .cse9 .cse2 .cse10) (and .cse4 .cse11 .cse1 .cse2 .cse3) (and .cse4 .cse9 .cse2 .cse10 .cse13) (and .cse7 .cse5 .cse8 .cse9 .cse6) (and .cse4 .cse5 .cse3 .cse13 .cse6) (and .cse11 .cse7 .cse8 .cse2 .cse3) (and .cse4 .cse11 .cse1 .cse5 .cse9 .cse15) (and .cse1 .cse8 .cse9 .cse2 .cse6 .cse15) (and .cse4 .cse11 .cse5 .cse3 .cse13 .cse15) (and .cse5 .cse8 .cse9 .cse10 .cse13) (and .cse4 .cse7 .cse5 .cse12 .cse3) (and .cse4 .cse1 .cse9 .cse2) (and .cse11 .cse7 .cse0 .cse9 .cse2) (and .cse8 .cse9 .cse2 .cse13) (and .cse0 .cse1 .cse9 .cse2 .cse6) (and .cse4 .cse1 .cse5 .cse9 .cse6) (and .cse7 .cse16 .cse14 .cse9 .cse2 .cse6) (and .cse11 .cse5 .cse8 .cse9 .cse12 .cse15) (and .cse1 .cse5 .cse8 .cse12 .cse3 .cse15) (and .cse0 .cse9 .cse2 .cse13 .cse15) (and .cse0 .cse1 .cse5 .cse3 .cse6) (and .cse4 .cse1 .cse5 .cse14 .cse9 .cse12) (and .cse0 .cse5 .cse12 .cse3 .cse13) (and .cse4 .cse5 .cse9 .cse12 .cse13 .cse15) (and .cse0 .cse2 .cse3 .cse13 .cse6 .cse15) (and .cse1 .cse5 .cse8 .cse9 .cse6) (and .cse7 .cse5 .cse8 .cse3 .cse6) (and .cse4 .cse2 .cse12 .cse3 .cse13) (and .cse4 .cse7 .cse9 .cse2 .cse10 .cse15) (and .cse0 .cse2 .cse10 .cse3 .cse13) (and .cse8 .cse14 .cse9 .cse2 .cse10) (and .cse11 .cse7 .cse16 .cse5 .cse9 .cse6 .cse15) (and .cse4 .cse7 .cse5 .cse14 .cse9 .cse10) (and .cse4 .cse5 .cse12 .cse3 .cse15) (and .cse11 .cse8 .cse9 .cse2 .cse12 .cse15) (and .cse7 .cse0 .cse9 .cse2 .cse10) (and .cse1 .cse5 .cse8 .cse14 .cse10 .cse3))) [2023-12-02 16:57:35,827 INFO L899 garLoopResultBuilder]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,827 INFO L899 garLoopResultBuilder]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,827 INFO L899 garLoopResultBuilder]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,827 INFO L899 garLoopResultBuilder]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L4831(line 4831) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,828 INFO L899 garLoopResultBuilder]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,829 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,830 INFO L899 garLoopResultBuilder]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,831 INFO L899 garLoopResultBuilder]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,832 INFO L899 garLoopResultBuilder]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,833 INFO L899 garLoopResultBuilder]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,834 INFO L899 garLoopResultBuilder]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,835 INFO L899 garLoopResultBuilder]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,836 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,837 INFO L899 garLoopResultBuilder]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,838 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,839 INFO L899 garLoopResultBuilder]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,840 INFO L899 garLoopResultBuilder]: For program point calculate_output2_returnLabel#1(lines 1385 2720) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,841 INFO L899 garLoopResultBuilder]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,842 INFO L899 garLoopResultBuilder]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 49 1383) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,843 INFO L899 garLoopResultBuilder]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,844 INFO L899 garLoopResultBuilder]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,845 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,846 INFO L899 garLoopResultBuilder]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point calculate_output4_returnLabel#1(lines 4084 4818) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,847 INFO L899 garLoopResultBuilder]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,848 INFO L899 garLoopResultBuilder]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point calculate_output3_returnLabel#1(lines 2722 4082) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,849 INFO L899 garLoopResultBuilder]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,850 INFO L899 garLoopResultBuilder]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2023-12-02 16:57:35,851 INFO L899 garLoopResultBuilder]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2023-12-02 16:57:35,853 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:57:35,855 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:57:35,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:57:35 BoogieIcfgContainer [2023-12-02 16:57:35,888 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:57:35,889 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:57:35,889 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:57:35,889 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:57:35,890 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:54:41" (3/4) ... [2023-12-02 16:57:35,892 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 16:57:35,943 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 120 nodes and edges [2023-12-02 16:57:35,952 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-12-02 16:57:35,960 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-02 16:57:35,969 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 16:57:36,359 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/witness.graphml [2023-12-02 16:57:36,360 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/bin/utaipan-verify-nQ1chXbOIh/witness.yml [2023-12-02 16:57:36,360 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:57:36,360 INFO L158 Benchmark]: Toolchain (without parser) took 182010.76ms. Allocated memory was 132.1MB in the beginning and 10.8GB in the end (delta: 10.7GB). Free memory was 77.9MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 6.5GB. Max. memory is 16.1GB. [2023-12-02 16:57:36,360 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:57:36,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1709.18ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 77.9MB in the beginning and 81.0MB in the end (delta: -3.1MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2023-12-02 16:57:36,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 212.47ms. Allocated memory is still 159.4MB. Free memory was 81.0MB in the beginning and 78.7MB in the end (delta: 2.3MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2023-12-02 16:57:36,361 INFO L158 Benchmark]: Boogie Preprocessor took 137.42ms. Allocated memory is still 159.4MB. Free memory was 78.7MB in the beginning and 50.3MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 16:57:36,362 INFO L158 Benchmark]: RCFGBuilder took 4603.79ms. Allocated memory was 159.4MB in the beginning and 306.2MB in the end (delta: 146.8MB). Free memory was 50.3MB in the beginning and 115.8MB in the end (delta: -65.5MB). Peak memory consumption was 124.2MB. Max. memory is 16.1GB. [2023-12-02 16:57:36,362 INFO L158 Benchmark]: TraceAbstraction took 174870.25ms. Allocated memory was 306.2MB in the beginning and 10.8GB in the end (delta: 10.5GB). Free memory was 115.8MB in the beginning and 4.4GB in the end (delta: -4.3GB). Peak memory consumption was 7.0GB. Max. memory is 16.1GB. [2023-12-02 16:57:36,362 INFO L158 Benchmark]: Witness Printer took 470.60ms. Allocated memory is still 10.8GB. Free memory was 4.4GB in the beginning and 4.3GB in the end (delta: 79.7MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2023-12-02 16:57:36,364 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1709.18ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 77.9MB in the beginning and 81.0MB in the end (delta: -3.1MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 212.47ms. Allocated memory is still 159.4MB. Free memory was 81.0MB in the beginning and 78.7MB in the end (delta: 2.3MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 137.42ms. Allocated memory is still 159.4MB. Free memory was 78.7MB in the beginning and 50.3MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4603.79ms. Allocated memory was 159.4MB in the beginning and 306.2MB in the end (delta: 146.8MB). Free memory was 50.3MB in the beginning and 115.8MB in the end (delta: -65.5MB). Peak memory consumption was 124.2MB. Max. memory is 16.1GB. * TraceAbstraction took 174870.25ms. Allocated memory was 306.2MB in the beginning and 10.8GB in the end (delta: 10.5GB). Free memory was 115.8MB in the beginning and 4.4GB in the end (delta: -4.3GB). Peak memory consumption was 7.0GB. Max. memory is 16.1GB. * Witness Printer took 470.60ms. Allocated memory is still 10.8GB. Free memory was 4.4GB in the beginning and 4.3GB in the end (delta: 79.7MB). 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: 4773]: 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: 174.8s, OverallIterations: 22, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.2s, AutomataDifference: 70.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17257 SdHoareTripleChecker+Valid, 60.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17257 mSDsluCounter, 17646 SdHoareTripleChecker+Invalid, 51.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 179 mSDsCounter, 15068 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 54851 IncrementalHoareTripleChecker+Invalid, 69919 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15068 mSolverCounterUnsat, 17467 mSDtfsCounter, 54851 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17135 GetRequests, 17092 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109155occurred in iteration=21, InterpolantAutomatonStates: 71, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 14.9s AutomataMinimizationTime, 22 MinimizatonAttempts, 34865 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 155 NumberOfFragments, 1316 HoareAnnotationTreeSize, 1 FomulaSimplifications, 4781 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 3127 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.9s SsaConstructionTime, 5.5s SatisfiabilityAnalysisTime, 66.8s InterpolantComputationTime, 59186 NumberOfCodeBlocks, 59186 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 59160 ConstructedInterpolants, 0 QuantifiedInterpolants, 112205 SizeOfPredicates, 0 NumberOfNonLiveVariables, 19630 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 26 InterpolantComputations, 22 PerfectInterpolantSequences, 185925/186281 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: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((19 == a14) && (a26 <= 17)) && (a3 == 1)) && (a7 == 1)) || (((((a14 == 20) && (a26 <= 17)) && (a3 <= 0)) && (a7 == 1)) && (a28 <= 15))) || (((((a26 == 18) && (a3 <= 0)) && (a14 == 18)) && (a7 == 0)) && (17 <= a28))) || (((((a14 == 20) && (a4 <= 17)) && (a26 == 18)) && (a3 == 1)) && (a7 == 1))) || (((((a26 <= 17) && (a14 == 18)) && (a3 == 1)) && (a7 == 1)) && (a28 <= 15))) || (((((a14 == 18) && (a3 == 1)) && (a28 <= 16)) && (a7 == 1)) && (19 == a26))) || ((((((a26 == 18) && (19 == a14)) && (a3 <= 0)) && (a4 <= 16)) && (a7 == 0)) && (17 <= a28))) || (((((a26 == 18) && (a3 <= 0)) && (a14 == 18)) && (17 <= a28)) && (a7 == 1))) || (((((a4 <= 17) && (a3 <= 0)) && (a14 == 18)) && (a7 == 1)) && !((16 == a4)))) || ((((a14 == 18) && (a4 <= 16)) && (a3 == 1)) && (a7 == 1))) || ((((((19 == a14) && (a26 <= 17)) && (a3 <= 0)) && (a4 <= 16)) && (a7 == 0)) && (17 <= a28))) || ((((a3 <= 0) && (a14 == 18)) && (a7 == 1)) && (19 == a26))) || (((((19 == a14) && (a3 <= 0)) && (a7 == 0)) && (19 == a26)) && (a28 <= 15))) || ((((a26 == 18) && (19 == a14)) && (a3 <= 0)) && (a7 == 1))) || ((((((a14 == 20) && (a26 <= 17)) && (a3 <= 0)) && (a4 <= 16)) && (17 <= a28)) && (a7 == 1))) || ((((a26 == 18) && (19 == a14)) && (a3 == 1)) && (a7 == 1))) || (((((a26 == 18) && (19 == a14)) && (a3 <= 0)) && (a7 == 0)) && (a28 <= 15))) || ((((a14 == 20) && (a4 <= 16)) && (a3 == 1)) && (a7 == 1))) || (((((a26 == 18) && (a3 <= 0)) && (a14 == 18)) && (a4 <= 16)) && (a7 == 0))) || ((((((a26 == 18) && (19 == a14)) && (a3 <= 0)) && (a7 == 0)) && (a28 <= 16)) && !((16 == a4)))) || (((((a4 <= 17) && (19 == a14)) && (a26 <= 17)) && (a7 == 0)) && (a3 == 1))) || (((((a14 == 20) && (a26 == 18)) && (a3 == 1)) && (a28 <= 16)) && (a7 == 1))) || (((((a26 == 18) && (a3 <= 0)) && (a14 == 18)) && (a4 <= 16)) && (a7 == 1))) || (((((a26 <= 17) && (a3 <= 0)) && (a14 == 18)) && (a7 == 0)) && (17 <= a28))) || (((((a14 == 20) && (a26 <= 17)) && (a3 == 1)) && (a28 <= 16)) && (a7 == 1))) || (((((a26 <= 17) && (a14 == 18)) && (a3 == 1)) && (17 <= a28)) && (a7 == 1))) || (((((a4 <= 17) && (a14 == 18)) && (a3 == 1)) && (a28 <= 16)) && (a7 == 1))) || ((((a26 == 18) && (a14 == 18)) && (a7 == 0)) && (a3 == 1))) || ((((((a4 <= 17) && (19 == a14)) && (a26 <= 17)) && (a3 <= 0)) && (a7 == 0)) && !((16 == a4)))) || (((((a14 == 20) && (a26 == 18)) && (a3 <= 0)) && (a7 == 0)) && (a28 <= 15))) || ((((((a14 == 20) && (a4 <= 17)) && (a26 == 18)) && (a7 == 0)) && (a3 == 1)) && !((16 == a4)))) || (((((a14 == 20) && (a3 <= 0)) && (a7 == 0)) && (19 == a26)) && (a28 <= 15))) || (((((a26 <= 17) && (a14 == 18)) && (a7 == 0)) && (a3 == 1)) && (17 <= a28))) || (((((a26 == 18) && (a14 == 18)) && (a3 == 1)) && (a28 <= 16)) && (a7 == 1))) || ((((((a4 <= 17) && (19 == a14)) && (a3 <= 0)) && (a7 == 0)) && (19 == a26)) && !((16 == a4)))) || (((((a4 <= 17) && (a14 == 18)) && (a3 == 1)) && (a7 == 1)) && (19 == a26))) || ((((((a4 <= 17) && (a26 == 18)) && (19 == a14)) && (a3 <= 0)) && (a7 == 0)) && !((16 == a4)))) || ((((((19 == a14) && (a26 <= 17)) && (a3 <= 0)) && (a28 <= 16)) && (a7 == 1)) && !((16 == a4)))) || (((((a14 == 20) && (a7 == 0)) && (a3 == 1)) && (19 == a26)) && (a28 <= 15))) || (((((a14 == 20) && (a4 <= 16)) && (a7 == 0)) && (a3 == 1)) && (19 == a26))) || ((((((a14 == 20) && (a3 <= 0)) && (a4 <= 16)) && (17 <= a28)) && (a7 == 1)) && (19 == a26))) || (((((19 == a14) && (a26 <= 17)) && (a7 == 0)) && (a3 == 1)) && (17 <= a28))) || (((((a14 == 20) && (a4 <= 17)) && (a26 <= 17)) && (a3 == 1)) && (a7 == 1))) || (((((a14 == 20) && (a7 == 0)) && (a3 == 1)) && (17 <= a28)) && (19 == a26))) || (((((a26 == 18) && (a3 <= 0)) && (a14 == 18)) && (a7 == 0)) && (a28 <= 15))) || (((((a14 == 20) && (a3 <= 0)) && (a7 == 1)) && (19 == a26)) && (a28 <= 15))) || (((((a4 <= 17) && (a26 == 18)) && (a14 == 18)) && (a3 == 1)) && (a7 == 1))) || ((((((a14 == 20) && (a4 <= 17)) && (a26 <= 17)) && (a3 <= 0)) && (a7 == 0)) && !((16 == a4)))) || ((((((a26 <= 17) && (a14 == 18)) && (a7 == 0)) && (a3 == 1)) && (a28 <= 15)) && !((16 == a4)))) || ((((((a14 == 20) && (a4 <= 17)) && (a3 <= 0)) && (a7 == 1)) && (19 == a26)) && !((16 == a4)))) || (((((a3 <= 0) && (a14 == 18)) && (a7 == 0)) && (17 <= a28)) && (19 == a26))) || (((((a14 == 20) && (a26 == 18)) && (a3 <= 0)) && (a28 <= 16)) && (a7 == 1))) || ((((a14 == 20) && (a26 <= 17)) && (a7 == 0)) && (a3 == 1))) || (((((a4 <= 17) && (a26 == 18)) && (19 == a14)) && (a7 == 0)) && (a3 == 1))) || ((((a14 == 18) && (a7 == 0)) && (a3 == 1)) && (19 == a26))) || (((((19 == a14) && (a26 <= 17)) && (a7 == 0)) && (a3 == 1)) && (a28 <= 15))) || (((((a14 == 20) && (a26 <= 17)) && (a3 <= 0)) && (a7 == 0)) && (a28 <= 15))) || ((((((a26 == 18) && (19 <= a14)) && (a4 <= 16)) && (a7 == 0)) && (a3 == 1)) && (a28 <= 15))) || ((((((a4 <= 17) && (a3 <= 0)) && (a14 == 18)) && (a7 == 0)) && (a28 <= 16)) && !((16 == a4)))) || ((((((a26 <= 17) && (a3 <= 0)) && (a14 == 18)) && (a28 <= 16)) && (a7 == 1)) && !((16 == a4)))) || (((((19 == a14) && (a7 == 0)) && (a3 == 1)) && (19 == a26)) && !((16 == a4)))) || (((((19 == a14) && (a26 <= 17)) && (a3 <= 0)) && (a7 == 1)) && (a28 <= 15))) || ((((((a14 == 20) && (a26 <= 17)) && (a3 <= 0)) && (a4 <= 16)) && (a7 == 0)) && (a28 <= 16))) || (((((19 == a14) && (a3 <= 0)) && (a28 <= 16)) && (a7 == 1)) && (19 == a26))) || ((((((a14 == 20) && (a3 <= 0)) && (a7 == 0)) && (a28 <= 16)) && (19 == a26)) && !((16 == a4)))) || ((((((19 == a14) && (a3 == 1)) && (a7 == 1)) && (19 == a26)) && (a28 <= 15)) && !((16 == a4)))) || (((((a26 <= 17) && (a3 <= 0)) && (a14 == 18)) && (a7 == 0)) && (a28 <= 15))) || (((((a26 == 18) && (a3 <= 0)) && (a14 == 18)) && (a7 == 1)) && (a28 <= 15))) || (((((a14 == 20) && (a3 == 1)) && (a28 <= 16)) && (a7 == 1)) && (19 == a26))) || ((((((a14 == 20) && (a26 == 18)) && (a7 == 0)) && (a3 == 1)) && (17 <= a28)) && !((16 == a4)))) || (((((19 == a14) && (a3 == 1)) && (17 <= a28)) && (a7 == 1)) && (19 == a26))) || (((((a14 == 18) && (a4 <= 16)) && (a7 == 0)) && (a3 == 1)) && (17 <= a28))) || (((((((a4 <= 17) && (a26 == 18)) && (19 <= a14)) && (a3 <= 0)) && (a7 == 0)) && (a28 <= 15)) && !((16 == a4)))) || ((((((a14 == 20) && (a26 == 18)) && (a3 <= 0)) && (a4 <= 16)) && (a7 == 0)) && (17 <= a28))) || (((((a14 == 20) && (a3 <= 0)) && (a28 <= 16)) && (a7 == 1)) && !((16 == a4)))) || ((((((a4 <= 17) && (a14 == 18)) && (a7 == 0)) && (a3 == 1)) && (a28 <= 16)) && !((16 == a4)))) || (((((a26 == 18) && (19 == a14)) && (a7 == 0)) && (a3 == 1)) && (17 <= a28))) || ((((((a26 <= 17) && (a3 <= 0)) && (a14 == 18)) && (a4 <= 16)) && (17 <= a28)) && (a7 == 1))) RESULT: Ultimate proved your program to be correct! [2023-12-02 16:57:36,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb377e65-0101-409c-86ee-11033880c043/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