./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d1b880f3deb97bdbbf7c11e97cbf5ecd616b00539f1d96d544b9d037b9f9e706 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 04:54:47,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 04:54:47,836 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 04:54:47,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 04:54:47,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 04:54:47,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 04:54:47,872 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 04:54:47,873 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 04:54:47,874 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 04:54:47,874 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 04:54:47,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 04:54:47,875 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 04:54:47,876 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 04:54:47,877 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 04:54:47,877 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 04:54:47,878 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 04:54:47,879 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 04:54:47,879 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 04:54:47,880 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 04:54:47,880 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 04:54:47,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 04:54:47,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 04:54:47,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 04:54:47,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 04:54:47,883 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 04:54:47,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 04:54:47,884 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 04:54:47,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 04:54:47,885 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 04:54:47,886 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 04:54:47,887 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 04:54:47,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:54:47,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 04:54:47,888 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 04:54:47,888 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 04:54:47,889 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 04:54:47,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 04:54:47,889 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 04:54:47,889 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 04:54:47,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 04:54:47,890 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 04:54:47,891 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 04:54:47,891 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b880f3deb97bdbbf7c11e97cbf5ecd616b00539f1d96d544b9d037b9f9e706 [2023-11-29 04:54:48,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 04:54:48,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 04:54:48,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 04:54:48,142 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 04:54:48,142 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 04:54:48,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2023-11-29 04:54:50,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 04:54:51,235 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 04:54:51,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2023-11-29 04:54:51,256 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/data/d5a220c72/856272dafc934fa1aa9501c72ef9f0d8/FLAG3d24423b0 [2023-11-29 04:54:51,269 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/data/d5a220c72/856272dafc934fa1aa9501c72ef9f0d8 [2023-11-29 04:54:51,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 04:54:51,273 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 04:54:51,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 04:54:51,275 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 04:54:51,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 04:54:51,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:54:51" (1/1) ... [2023-11-29 04:54:51,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62f08b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:51, skipping insertion in model container [2023-11-29 04:54:51,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 04:54:51" (1/1) ... [2023-11-29 04:54:51,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 04:54:51,609 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_903d9776-3a08-4a7e-8aed-2ebc38db53f1/sv-benchmarks/c/eca-rers2012/Problem18_label05.c[4165,4178] [2023-11-29 04:54:52,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:54:52,191 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 04:54:52,211 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_903d9776-3a08-4a7e-8aed-2ebc38db53f1/sv-benchmarks/c/eca-rers2012/Problem18_label05.c[4165,4178] [2023-11-29 04:54:52,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 04:54:52,736 INFO L206 MainTranslator]: Completed translation [2023-11-29 04:54:52,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52 WrapperNode [2023-11-29 04:54:52,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 04:54:52,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 04:54:52,738 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 04:54:52,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 04:54:52,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:52,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:52,930 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4133 [2023-11-29 04:54:52,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 04:54:52,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 04:54:52,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 04:54:52,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 04:54:52,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:52,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:53,035 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:53,119 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 04:54:53,120 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:53,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:53,214 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:53,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:53,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:53,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:53,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 04:54:53,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 04:54:53,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 04:54:53,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 04:54:53,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (1/1) ... [2023-11-29 04:54:53,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 04:54:53,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:54:53,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 04:54:53,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 04:54:53,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 04:54:53,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 04:54:53,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 04:54:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 04:54:53,464 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 04:54:53,466 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 04:54:56,903 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 04:54:56,963 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 04:54:56,964 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 04:54:56,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:54:56 BoogieIcfgContainer [2023-11-29 04:54:56,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 04:54:56,968 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 04:54:56,968 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 04:54:56,971 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 04:54:56,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 04:54:51" (1/3) ... [2023-11-29 04:54:56,972 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72075c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:54:56, skipping insertion in model container [2023-11-29 04:54:56,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 04:54:52" (2/3) ... [2023-11-29 04:54:56,973 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72075c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 04:54:56, skipping insertion in model container [2023-11-29 04:54:56,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:54:56" (3/3) ... [2023-11-29 04:54:56,975 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem18_label05.c [2023-11-29 04:54:56,995 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 04:54:56,995 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 04:54:57,067 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 04:54:57,075 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4991981c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 04:54:57,075 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 04:54:57,084 INFO L276 IsEmpty]: Start isEmpty. Operand has 695 states, 693 states have (on average 1.9942279942279941) internal successors, (1382), 694 states have internal predecessors, (1382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:57,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-29 04:54:57,092 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:57,093 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] [2023-11-29 04:54:57,093 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:57,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:57,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1005544647, now seen corresponding path program 1 times [2023-11-29 04:54:57,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:57,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894402330] [2023-11-29 04:54:57,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:57,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:57,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:54:57,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:57,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894402330] [2023-11-29 04:54:57,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894402330] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:57,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:57,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 04:54:57,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834819738] [2023-11-29 04:54:57,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:57,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 04:54:57,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:57,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 04:54:57,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:54:57,315 INFO L87 Difference]: Start difference. First operand has 695 states, 693 states have (on average 1.9942279942279941) internal successors, (1382), 694 states have internal predecessors, (1382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:57,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:54:57,389 INFO L93 Difference]: Finished difference Result 1389 states and 2763 transitions. [2023-11-29 04:54:57,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 04:54:57,391 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2023-11-29 04:54:57,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:54:57,409 INFO L225 Difference]: With dead ends: 1389 [2023-11-29 04:54:57,409 INFO L226 Difference]: Without dead ends: 693 [2023-11-29 04:54:57,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 04:54:57,418 INFO L413 NwaCegarLoop]: 1317 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1317 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:54:57,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1317 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 04:54:57,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2023-11-29 04:54:57,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 693. [2023-11-29 04:54:57,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 693 states, 692 states have (on average 1.903179190751445) internal successors, (1317), 692 states have internal predecessors, (1317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:57,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 1317 transitions. [2023-11-29 04:54:57,493 INFO L78 Accepts]: Start accepts. Automaton has 693 states and 1317 transitions. Word has length 37 [2023-11-29 04:54:57,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:54:57,494 INFO L495 AbstractCegarLoop]: Abstraction has 693 states and 1317 transitions. [2023-11-29 04:54:57,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:54:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1317 transitions. [2023-11-29 04:54:57,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-29 04:54:57,496 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:54:57,496 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] [2023-11-29 04:54:57,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 04:54:57,497 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:54:57,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:54:57,498 INFO L85 PathProgramCache]: Analyzing trace with hash -2010148763, now seen corresponding path program 1 times [2023-11-29 04:54:57,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:54:57,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938778758] [2023-11-29 04:54:57,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:54:57,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:54:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:54:57,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:54:57,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:54:57,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938778758] [2023-11-29 04:54:57,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938778758] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:54:57,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:54:57,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:54:57,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053398385] [2023-11-29 04:54:57,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:54:57,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:54:57,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:54:57,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:54:57,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:54:57,711 INFO L87 Difference]: Start difference. First operand 693 states and 1317 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:03,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:03,212 INFO L93 Difference]: Finished difference Result 2765 states and 5263 transitions. [2023-11-29 04:55:03,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:55:03,213 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2023-11-29 04:55:03,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:03,227 INFO L225 Difference]: With dead ends: 2765 [2023-11-29 04:55:03,227 INFO L226 Difference]: Without dead ends: 2073 [2023-11-29 04:55:03,228 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 [2023-11-29 04:55:03,230 INFO L413 NwaCegarLoop]: 624 mSDtfsCounter, 2016 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 5102 mSolverCounterSat, 951 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2016 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 6053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 951 IncrementalHoareTripleChecker+Valid, 5102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:03,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2016 Valid, 640 Invalid, 6053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [951 Valid, 5102 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2023-11-29 04:55:03,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2073 states. [2023-11-29 04:55:03,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2073 to 2073. [2023-11-29 04:55:03,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2073 states, 2072 states have (on average 1.5535714285714286) internal successors, (3219), 2072 states have internal predecessors, (3219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:03,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 2073 states and 3219 transitions. [2023-11-29 04:55:03,304 INFO L78 Accepts]: Start accepts. Automaton has 2073 states and 3219 transitions. Word has length 37 [2023-11-29 04:55:03,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:03,305 INFO L495 AbstractCegarLoop]: Abstraction has 2073 states and 3219 transitions. [2023-11-29 04:55:03,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:03,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 3219 transitions. [2023-11-29 04:55:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-29 04:55:03,310 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:03,310 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:55:03,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 04:55:03,311 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:03,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:03,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1676713255, now seen corresponding path program 1 times [2023-11-29 04:55:03,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:03,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969966707] [2023-11-29 04:55:03,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:03,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:03,827 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:55:03,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:03,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969966707] [2023-11-29 04:55:03,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969966707] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:03,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:55:03,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:55:03,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441395446] [2023-11-29 04:55:03,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:03,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:55:03,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:03,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:55:03,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:55:03,832 INFO L87 Difference]: Start difference. First operand 2073 states and 3219 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:07,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:07,999 INFO L93 Difference]: Finished difference Result 6215 states and 9539 transitions. [2023-11-29 04:55:07,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:55:07,999 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2023-11-29 04:55:08,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:08,017 INFO L225 Difference]: With dead ends: 6215 [2023-11-29 04:55:08,017 INFO L226 Difference]: Without dead ends: 4143 [2023-11-29 04:55:08,019 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 [2023-11-29 04:55:08,021 INFO L413 NwaCegarLoop]: 628 mSDtfsCounter, 1922 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 4115 mSolverCounterSat, 514 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1922 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 4629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 514 IncrementalHoareTripleChecker+Valid, 4115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:08,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1922 Valid, 645 Invalid, 4629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [514 Valid, 4115 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2023-11-29 04:55:08,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4143 states. [2023-11-29 04:55:08,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4143 to 4143. [2023-11-29 04:55:08,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4142 states have (on average 1.291405118300338) internal successors, (5349), 4142 states have internal predecessors, (5349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:08,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 5349 transitions. [2023-11-29 04:55:08,120 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 5349 transitions. Word has length 130 [2023-11-29 04:55:08,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:08,121 INFO L495 AbstractCegarLoop]: Abstraction has 4143 states and 5349 transitions. [2023-11-29 04:55:08,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:08,121 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 5349 transitions. [2023-11-29 04:55:08,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-29 04:55:08,126 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:08,126 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:55:08,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 04:55:08,127 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:08,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:08,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1273019308, now seen corresponding path program 1 times [2023-11-29 04:55:08,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:08,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883291329] [2023-11-29 04:55:08,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:08,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:08,347 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:55:08,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:08,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883291329] [2023-11-29 04:55:08,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883291329] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:08,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:55:08,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:55:08,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73201122] [2023-11-29 04:55:08,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:08,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:08,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:08,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:08,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:08,352 INFO L87 Difference]: Start difference. First operand 4143 states and 5349 transitions. Second operand has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:10,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:10,990 INFO L93 Difference]: Finished difference Result 8975 states and 12516 transitions. [2023-11-29 04:55:10,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:10,991 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 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 219 [2023-11-29 04:55:10,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:11,020 INFO L225 Difference]: With dead ends: 8975 [2023-11-29 04:55:11,021 INFO L226 Difference]: Without dead ends: 5523 [2023-11-29 04:55:11,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:11,027 INFO L413 NwaCegarLoop]: 1061 mSDtfsCounter, 678 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1872 mSolverCounterSat, 885 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 1067 SdHoareTripleChecker+Invalid, 2757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 885 IncrementalHoareTripleChecker+Valid, 1872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:11,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [678 Valid, 1067 Invalid, 2757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [885 Valid, 1872 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-29 04:55:11,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5523 states. [2023-11-29 04:55:11,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5523 to 5523. [2023-11-29 04:55:11,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5523 states, 5522 states have (on average 1.3044186888808402) internal successors, (7203), 5522 states have internal predecessors, (7203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:11,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5523 states to 5523 states and 7203 transitions. [2023-11-29 04:55:11,148 INFO L78 Accepts]: Start accepts. Automaton has 5523 states and 7203 transitions. Word has length 219 [2023-11-29 04:55:11,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:11,149 INFO L495 AbstractCegarLoop]: Abstraction has 5523 states and 7203 transitions. [2023-11-29 04:55:11,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:11,149 INFO L276 IsEmpty]: Start isEmpty. Operand 5523 states and 7203 transitions. [2023-11-29 04:55:11,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-11-29 04:55:11,156 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:11,157 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:55:11,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 04:55:11,157 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:11,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:11,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1677113911, now seen corresponding path program 1 times [2023-11-29 04:55:11,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:11,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109192159] [2023-11-29 04:55:11,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:11,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:11,680 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 04:55:11,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:11,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109192159] [2023-11-29 04:55:11,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109192159] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:11,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:55:11,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:55:11,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652235644] [2023-11-29 04:55:11,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:11,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:55:11,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:11,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:55:11,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:55:11,684 INFO L87 Difference]: Start difference. First operand 5523 states and 7203 transitions. Second operand has 4 states, 4 states have (on average 77.5) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:14,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:14,817 INFO L93 Difference]: Finished difference Result 13168 states and 17885 transitions. [2023-11-29 04:55:14,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:55:14,818 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 77.5) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 310 [2023-11-29 04:55:14,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:14,849 INFO L225 Difference]: With dead ends: 13168 [2023-11-29 04:55:14,849 INFO L226 Difference]: Without dead ends: 8283 [2023-11-29 04:55:14,855 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 [2023-11-29 04:55:14,856 INFO L413 NwaCegarLoop]: 622 mSDtfsCounter, 513 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 3038 mSolverCounterSat, 797 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 3835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 797 IncrementalHoareTripleChecker+Valid, 3038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:14,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [513 Valid, 634 Invalid, 3835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [797 Valid, 3038 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-29 04:55:14,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8283 states. [2023-11-29 04:55:14,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8283 to 7593. [2023-11-29 04:55:14,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7593 states, 7592 states have (on average 1.1596417281348788) internal successors, (8804), 7592 states have internal predecessors, (8804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7593 states to 7593 states and 8804 transitions. [2023-11-29 04:55:14,999 INFO L78 Accepts]: Start accepts. Automaton has 7593 states and 8804 transitions. Word has length 310 [2023-11-29 04:55:14,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:15,000 INFO L495 AbstractCegarLoop]: Abstraction has 7593 states and 8804 transitions. [2023-11-29 04:55:15,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 77.5) internal successors, (310), 3 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:15,000 INFO L276 IsEmpty]: Start isEmpty. Operand 7593 states and 8804 transitions. [2023-11-29 04:55:15,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 921 [2023-11-29 04:55:15,023 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:15,024 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:55:15,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 04:55:15,025 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:15,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:15,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1135562147, now seen corresponding path program 1 times [2023-11-29 04:55:15,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:15,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871585031] [2023-11-29 04:55:15,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:15,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:16,028 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 107 proven. 6 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-29 04:55:16,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:16,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871585031] [2023-11-29 04:55:16,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871585031] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:55:16,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1032504990] [2023-11-29 04:55:16,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:16,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:55:16,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:55:16,032 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:55:16,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 04:55:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:16,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 1061 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:55:16,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:55:17,502 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-29 04:55:17,502 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:55:17,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1032504990] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:17,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:55:17,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2023-11-29 04:55:17,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998513606] [2023-11-29 04:55:17,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:17,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:17,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:17,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:17,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:55:17,508 INFO L87 Difference]: Start difference. First operand 7593 states and 8804 transitions. Second operand has 3 states, 3 states have (on average 185.0) internal successors, (555), 2 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:19,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:19,547 INFO L93 Difference]: Finished difference Result 17255 states and 20819 transitions. [2023-11-29 04:55:19,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:19,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 2 states have internal predecessors, (555), 0 states have call successors, (0), 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 920 [2023-11-29 04:55:19,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:19,580 INFO L225 Difference]: With dead ends: 17255 [2023-11-29 04:55:19,580 INFO L226 Difference]: Without dead ends: 10353 [2023-11-29 04:55:19,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 922 GetRequests, 919 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:55:19,587 INFO L413 NwaCegarLoop]: 382 mSDtfsCounter, 226 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1668 mSolverCounterSat, 602 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 2270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 602 IncrementalHoareTripleChecker+Valid, 1668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:19,587 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 387 Invalid, 2270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [602 Valid, 1668 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 04:55:19,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10353 states. [2023-11-29 04:55:19,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10353 to 9663. [2023-11-29 04:55:19,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9663 states, 9662 states have (on average 1.1434485613744567) internal successors, (11048), 9662 states have internal predecessors, (11048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:19,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9663 states to 9663 states and 11048 transitions. [2023-11-29 04:55:19,746 INFO L78 Accepts]: Start accepts. Automaton has 9663 states and 11048 transitions. Word has length 920 [2023-11-29 04:55:19,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:19,747 INFO L495 AbstractCegarLoop]: Abstraction has 9663 states and 11048 transitions. [2023-11-29 04:55:19,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 2 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:19,747 INFO L276 IsEmpty]: Start isEmpty. Operand 9663 states and 11048 transitions. [2023-11-29 04:55:19,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 970 [2023-11-29 04:55:19,776 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:19,777 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:55:19,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 04:55:19,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 04:55:19,984 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:19,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:19,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1763020292, now seen corresponding path program 1 times [2023-11-29 04:55:19,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:19,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671646254] [2023-11-29 04:55:19,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:19,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:21,145 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-11-29 04:55:21,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:21,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671646254] [2023-11-29 04:55:21,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671646254] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:21,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:55:21,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:55:21,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480356835] [2023-11-29 04:55:21,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:21,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:21,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:21,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:21,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:21,149 INFO L87 Difference]: Start difference. First operand 9663 states and 11048 transitions. Second operand has 3 states, 3 states have (on average 224.33333333333334) internal successors, (673), 3 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:23,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:23,376 INFO L93 Difference]: Finished difference Result 23465 states and 27254 transitions. [2023-11-29 04:55:23,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:23,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 224.33333333333334) internal successors, (673), 3 states have internal predecessors, (673), 0 states have call successors, (0), 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 969 [2023-11-29 04:55:23,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:23,398 INFO L225 Difference]: With dead ends: 23465 [2023-11-29 04:55:23,399 INFO L226 Difference]: Without dead ends: 14493 [2023-11-29 04:55:23,406 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:23,407 INFO L413 NwaCegarLoop]: 1083 mSDtfsCounter, 574 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2052 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 1089 SdHoareTripleChecker+Invalid, 2387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 2052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:23,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 1089 Invalid, 2387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 2052 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-29 04:55:23,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14493 states. [2023-11-29 04:55:23,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14493 to 13803. [2023-11-29 04:55:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13803 states, 13802 states have (on average 1.1293290827416316) internal successors, (15587), 13802 states have internal predecessors, (15587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13803 states to 13803 states and 15587 transitions. [2023-11-29 04:55:23,578 INFO L78 Accepts]: Start accepts. Automaton has 13803 states and 15587 transitions. Word has length 969 [2023-11-29 04:55:23,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:23,580 INFO L495 AbstractCegarLoop]: Abstraction has 13803 states and 15587 transitions. [2023-11-29 04:55:23,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 224.33333333333334) internal successors, (673), 3 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:23,580 INFO L276 IsEmpty]: Start isEmpty. Operand 13803 states and 15587 transitions. [2023-11-29 04:55:23,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 980 [2023-11-29 04:55:23,589 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:23,590 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:55:23,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 04:55:23,590 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:23,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:23,591 INFO L85 PathProgramCache]: Analyzing trace with hash -573049176, now seen corresponding path program 1 times [2023-11-29 04:55:23,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:23,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878687054] [2023-11-29 04:55:23,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:23,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:24,118 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-29 04:55:24,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:24,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878687054] [2023-11-29 04:55:24,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878687054] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:24,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:55:24,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:55:24,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295661492] [2023-11-29 04:55:24,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:24,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:24,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:24,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:24,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:24,121 INFO L87 Difference]: Start difference. First operand 13803 states and 15587 transitions. Second operand has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:26,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:26,178 INFO L93 Difference]: Finished difference Result 26225 states and 29789 transitions. [2023-11-29 04:55:26,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:26,179 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 0 states have call successors, (0), 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 979 [2023-11-29 04:55:26,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:26,197 INFO L225 Difference]: With dead ends: 26225 [2023-11-29 04:55:26,197 INFO L226 Difference]: Without dead ends: 13803 [2023-11-29 04:55:26,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:26,208 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 589 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 2053 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 2325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 2053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:26,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [589 Valid, 148 Invalid, 2325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 2053 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 04:55:26,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13803 states. [2023-11-29 04:55:26,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13803 to 13803. [2023-11-29 04:55:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13803 states, 13802 states have (on average 1.1261411389653673) internal successors, (15543), 13802 states have internal predecessors, (15543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:26,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13803 states to 13803 states and 15543 transitions. [2023-11-29 04:55:26,347 INFO L78 Accepts]: Start accepts. Automaton has 13803 states and 15543 transitions. Word has length 979 [2023-11-29 04:55:26,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:26,348 INFO L495 AbstractCegarLoop]: Abstraction has 13803 states and 15543 transitions. [2023-11-29 04:55:26,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:26,349 INFO L276 IsEmpty]: Start isEmpty. Operand 13803 states and 15543 transitions. [2023-11-29 04:55:26,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 996 [2023-11-29 04:55:26,356 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:26,357 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:55:26,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 04:55:26,357 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:26,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:26,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1180808242, now seen corresponding path program 1 times [2023-11-29 04:55:26,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:26,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51586049] [2023-11-29 04:55:26,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:26,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 523 proven. 228 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 04:55:27,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:27,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51586049] [2023-11-29 04:55:27,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51586049] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:55:27,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155565414] [2023-11-29 04:55:27,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:27,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:55:27,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:55:27,916 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:55:27,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 04:55:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:28,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 1163 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:55:28,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:55:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2023-11-29 04:55:29,193 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:55:29,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155565414] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:29,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:55:29,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2023-11-29 04:55:29,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915993901] [2023-11-29 04:55:29,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:29,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:29,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:29,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:29,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:55:29,197 INFO L87 Difference]: Start difference. First operand 13803 states and 15543 transitions. Second operand has 3 states, 3 states have (on average 196.66666666666666) internal successors, (590), 2 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:31,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:31,412 INFO L93 Difference]: Finished difference Result 31745 states and 36018 transitions. [2023-11-29 04:55:31,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:31,413 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 196.66666666666666) internal successors, (590), 2 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 995 [2023-11-29 04:55:31,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:31,432 INFO L225 Difference]: With dead ends: 31745 [2023-11-29 04:55:31,432 INFO L226 Difference]: Without dead ends: 19323 [2023-11-29 04:55:31,441 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1001 GetRequests, 994 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:55:31,442 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 249 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 688 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 2480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 688 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:31,442 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 75 Invalid, 2480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [688 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-29 04:55:31,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19323 states. [2023-11-29 04:55:31,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19323 to 18633. [2023-11-29 04:55:31,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18633 states, 18632 states have (on average 1.1182374409617861) internal successors, (20835), 18632 states have internal predecessors, (20835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:31,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18633 states to 18633 states and 20835 transitions. [2023-11-29 04:55:31,605 INFO L78 Accepts]: Start accepts. Automaton has 18633 states and 20835 transitions. Word has length 995 [2023-11-29 04:55:31,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:31,606 INFO L495 AbstractCegarLoop]: Abstraction has 18633 states and 20835 transitions. [2023-11-29 04:55:31,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 196.66666666666666) internal successors, (590), 2 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 18633 states and 20835 transitions. [2023-11-29 04:55:31,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1047 [2023-11-29 04:55:31,614 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:31,615 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:55:31,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 04:55:31,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:55:31,816 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:31,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:31,817 INFO L85 PathProgramCache]: Analyzing trace with hash 985547318, now seen corresponding path program 1 times [2023-11-29 04:55:31,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:31,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130971521] [2023-11-29 04:55:31,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:31,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:33,787 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 526 proven. 330 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-29 04:55:33,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:33,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130971521] [2023-11-29 04:55:33,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130971521] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:55:33,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913763144] [2023-11-29 04:55:33,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:33,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:55:33,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:55:33,789 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:55:33,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 04:55:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:34,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 1210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:55:34,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:55:34,251 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 749 trivial. 0 not checked. [2023-11-29 04:55:34,251 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:55:34,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913763144] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:34,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:55:34,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-11-29 04:55:34,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615608845] [2023-11-29 04:55:34,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:34,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:34,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:34,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:34,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:55:34,255 INFO L87 Difference]: Start difference. First operand 18633 states and 20835 transitions. Second operand has 3 states, 3 states have (on average 185.33333333333334) internal successors, (556), 3 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:36,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:36,408 INFO L93 Difference]: Finished difference Result 40025 states and 45639 transitions. [2023-11-29 04:55:36,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:36,409 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.33333333333334) internal successors, (556), 3 states have internal predecessors, (556), 0 states have call successors, (0), 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 1046 [2023-11-29 04:55:36,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:36,435 INFO L225 Difference]: With dead ends: 40025 [2023-11-29 04:55:36,435 INFO L226 Difference]: Without dead ends: 22773 [2023-11-29 04:55:36,448 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1052 GetRequests, 1045 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:55:36,448 INFO L413 NwaCegarLoop]: 1127 mSDtfsCounter, 665 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1904 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 665 SdHoareTripleChecker+Valid, 1133 SdHoareTripleChecker+Invalid, 2284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 1904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:36,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [665 Valid, 1133 Invalid, 2284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 1904 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 04:55:36,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22773 states. [2023-11-29 04:55:36,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22773 to 22773. [2023-11-29 04:55:36,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22773 states, 22772 states have (on average 1.1191814509046196) internal successors, (25486), 22772 states have internal predecessors, (25486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:36,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22773 states to 22773 states and 25486 transitions. [2023-11-29 04:55:36,678 INFO L78 Accepts]: Start accepts. Automaton has 22773 states and 25486 transitions. Word has length 1046 [2023-11-29 04:55:36,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:36,679 INFO L495 AbstractCegarLoop]: Abstraction has 22773 states and 25486 transitions. [2023-11-29 04:55:36,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.33333333333334) internal successors, (556), 3 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:36,680 INFO L276 IsEmpty]: Start isEmpty. Operand 22773 states and 25486 transitions. [2023-11-29 04:55:36,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1096 [2023-11-29 04:55:36,690 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:36,691 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:55:36,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-29 04:55:36,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 04:55:36,892 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:36,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:36,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1894742712, now seen corresponding path program 1 times [2023-11-29 04:55:36,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:36,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869014821] [2023-11-29 04:55:36,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:36,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:38,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 510 proven. 12 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2023-11-29 04:55:38,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:38,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869014821] [2023-11-29 04:55:38,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869014821] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:55:38,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463353364] [2023-11-29 04:55:38,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:38,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:55:38,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:55:38,212 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:55:38,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 04:55:38,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:38,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:55:38,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:55:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2023-11-29 04:55:38,710 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:55:38,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463353364] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:38,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:55:38,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-29 04:55:38,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436544395] [2023-11-29 04:55:38,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:38,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:38,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:38,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:38,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:55:38,715 INFO L87 Difference]: Start difference. First operand 22773 states and 25486 transitions. Second operand has 3 states, 3 states have (on average 215.66666666666666) internal successors, (647), 3 states have internal predecessors, (647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:40,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:40,525 INFO L93 Difference]: Finished difference Result 44165 states and 49587 transitions. [2023-11-29 04:55:40,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:40,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 215.66666666666666) internal successors, (647), 3 states have internal predecessors, (647), 0 states have call successors, (0), 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 1095 [2023-11-29 04:55:40,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:40,549 INFO L225 Difference]: With dead ends: 44165 [2023-11-29 04:55:40,549 INFO L226 Difference]: Without dead ends: 22773 [2023-11-29 04:55:40,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1098 GetRequests, 1095 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:55:40,563 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 691 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1822 mSolverCounterSat, 359 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 691 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 2181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 359 IncrementalHoareTripleChecker+Valid, 1822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:40,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [691 Valid, 163 Invalid, 2181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [359 Valid, 1822 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 04:55:40,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22773 states. [2023-11-29 04:55:40,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22773 to 22773. [2023-11-29 04:55:40,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22773 states, 22772 states have (on average 1.0869049710170384) internal successors, (24751), 22772 states have internal predecessors, (24751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:40,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22773 states to 22773 states and 24751 transitions. [2023-11-29 04:55:40,792 INFO L78 Accepts]: Start accepts. Automaton has 22773 states and 24751 transitions. Word has length 1095 [2023-11-29 04:55:40,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:40,793 INFO L495 AbstractCegarLoop]: Abstraction has 22773 states and 24751 transitions. [2023-11-29 04:55:40,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 215.66666666666666) internal successors, (647), 3 states have internal predecessors, (647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:40,794 INFO L276 IsEmpty]: Start isEmpty. Operand 22773 states and 24751 transitions. [2023-11-29 04:55:40,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1123 [2023-11-29 04:55:40,805 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:40,806 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:55:40,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 04:55:41,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:55:41,007 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:41,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:41,008 INFO L85 PathProgramCache]: Analyzing trace with hash -1517775004, now seen corresponding path program 1 times [2023-11-29 04:55:41,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:41,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810336058] [2023-11-29 04:55:41,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:41,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:42,585 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 839 trivial. 0 not checked. [2023-11-29 04:55:42,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:42,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810336058] [2023-11-29 04:55:42,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810336058] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:42,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:55:42,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:55:42,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643279701] [2023-11-29 04:55:42,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:42,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:42,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:42,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:42,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:42,589 INFO L87 Difference]: Start difference. First operand 22773 states and 24751 transitions. Second operand has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:44,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:44,509 INFO L93 Difference]: Finished difference Result 44165 states and 48117 transitions. [2023-11-29 04:55:44,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:44,510 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 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 1122 [2023-11-29 04:55:44,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:44,532 INFO L225 Difference]: With dead ends: 44165 [2023-11-29 04:55:44,532 INFO L226 Difference]: Without dead ends: 22773 [2023-11-29 04:55:44,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:55:44,543 INFO L413 NwaCegarLoop]: 771 mSDtfsCounter, 759 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1975 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 777 SdHoareTripleChecker+Invalid, 2166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:44,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [759 Valid, 777 Invalid, 2166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1975 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-29 04:55:44,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22773 states. [2023-11-29 04:55:44,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22773 to 22773. [2023-11-29 04:55:44,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22773 states, 22772 states have (on average 1.0746969963112594) internal successors, (24473), 22772 states have internal predecessors, (24473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:44,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22773 states to 22773 states and 24473 transitions. [2023-11-29 04:55:44,744 INFO L78 Accepts]: Start accepts. Automaton has 22773 states and 24473 transitions. Word has length 1122 [2023-11-29 04:55:44,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:44,744 INFO L495 AbstractCegarLoop]: Abstraction has 22773 states and 24473 transitions. [2023-11-29 04:55:44,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:44,745 INFO L276 IsEmpty]: Start isEmpty. Operand 22773 states and 24473 transitions. [2023-11-29 04:55:44,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2023-11-29 04:55:44,755 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:44,756 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:55:44,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 04:55:44,757 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:44,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:44,757 INFO L85 PathProgramCache]: Analyzing trace with hash 885964141, now seen corresponding path program 1 times [2023-11-29 04:55:44,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:44,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619227311] [2023-11-29 04:55:44,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:44,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:46,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 798 proven. 330 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2023-11-29 04:55:46,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:46,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619227311] [2023-11-29 04:55:46,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619227311] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:55:46,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1601797823] [2023-11-29 04:55:46,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:46,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:55:46,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:55:46,903 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:55:46,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 04:55:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:47,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 1325 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:55:47,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:55:47,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 1091 trivial. 0 not checked. [2023-11-29 04:55:47,321 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:55:47,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1601797823] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:47,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:55:47,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-11-29 04:55:47,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609852721] [2023-11-29 04:55:47,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:47,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:47,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:47,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:47,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:55:47,324 INFO L87 Difference]: Start difference. First operand 22773 states and 24473 transitions. Second operand has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:49,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:49,419 INFO L93 Difference]: Finished difference Result 49685 states and 53820 transitions. [2023-11-29 04:55:49,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:49,420 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 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 1137 [2023-11-29 04:55:49,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:49,440 INFO L225 Difference]: With dead ends: 49685 [2023-11-29 04:55:49,440 INFO L226 Difference]: Without dead ends: 27603 [2023-11-29 04:55:49,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1143 GetRequests, 1136 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:55:49,446 INFO L413 NwaCegarLoop]: 1054 mSDtfsCounter, 660 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2110 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 660 SdHoareTripleChecker+Valid, 1060 SdHoareTripleChecker+Invalid, 2402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 2110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:49,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [660 Valid, 1060 Invalid, 2402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 2110 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-29 04:55:49,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27603 states. [2023-11-29 04:55:49,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27603 to 26223. [2023-11-29 04:55:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26223 states, 26222 states have (on average 1.0799710167035315) internal successors, (28319), 26222 states have internal predecessors, (28319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:49,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26223 states to 26223 states and 28319 transitions. [2023-11-29 04:55:49,664 INFO L78 Accepts]: Start accepts. Automaton has 26223 states and 28319 transitions. Word has length 1137 [2023-11-29 04:55:49,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:49,664 INFO L495 AbstractCegarLoop]: Abstraction has 26223 states and 28319 transitions. [2023-11-29 04:55:49,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 26223 states and 28319 transitions. [2023-11-29 04:55:49,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1583 [2023-11-29 04:55:49,697 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:49,698 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:55:49,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 04:55:49,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:55:49,899 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:49,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:49,900 INFO L85 PathProgramCache]: Analyzing trace with hash 2123144043, now seen corresponding path program 1 times [2023-11-29 04:55:49,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:49,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816935455] [2023-11-29 04:55:49,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:49,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:53,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 1464 proven. 330 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2023-11-29 04:55:53,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:53,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816935455] [2023-11-29 04:55:53,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816935455] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:55:53,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [981029737] [2023-11-29 04:55:53,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:53,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:55:53,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:55:53,177 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:55:53,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 04:55:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:53,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 1784 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:55:53,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:55:53,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 1360 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-11-29 04:55:53,759 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:55:53,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [981029737] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:55:53,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:55:53,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-11-29 04:55:53,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897039698] [2023-11-29 04:55:53,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:55:53,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:55:53,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:55:53,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:55:53,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:55:53,763 INFO L87 Difference]: Start difference. First operand 26223 states and 28319 transitions. Second operand has 3 states, 3 states have (on average 375.3333333333333) internal successors, (1126), 3 states have internal predecessors, (1126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:55,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:55:55,895 INFO L93 Difference]: Finished difference Result 54515 states and 58765 transitions. [2023-11-29 04:55:55,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:55:55,896 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 375.3333333333333) internal successors, (1126), 3 states have internal predecessors, (1126), 0 states have call successors, (0), 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 1582 [2023-11-29 04:55:55,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:55:55,917 INFO L225 Difference]: With dead ends: 54515 [2023-11-29 04:55:55,917 INFO L226 Difference]: Without dead ends: 26223 [2023-11-29 04:55:55,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1588 GetRequests, 1581 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:55:55,925 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 652 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1692 mSolverCounterSat, 492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 1063 SdHoareTripleChecker+Invalid, 2184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 492 IncrementalHoareTripleChecker+Valid, 1692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:55:55,925 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 1063 Invalid, 2184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [492 Valid, 1692 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-29 04:55:55,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26223 states. [2023-11-29 04:55:56,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26223 to 25533. [2023-11-29 04:55:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25533 states, 25532 states have (on average 1.0361507128309573) internal successors, (26455), 25532 states have internal predecessors, (26455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:56,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25533 states to 25533 states and 26455 transitions. [2023-11-29 04:55:56,139 INFO L78 Accepts]: Start accepts. Automaton has 25533 states and 26455 transitions. Word has length 1582 [2023-11-29 04:55:56,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:55:56,140 INFO L495 AbstractCegarLoop]: Abstraction has 25533 states and 26455 transitions. [2023-11-29 04:55:56,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.3333333333333) internal successors, (1126), 3 states have internal predecessors, (1126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:55:56,141 INFO L276 IsEmpty]: Start isEmpty. Operand 25533 states and 26455 transitions. [2023-11-29 04:55:56,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1674 [2023-11-29 04:55:56,174 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:55:56,175 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:55:56,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 04:55:56,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 04:55:56,376 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:55:56,376 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:55:56,377 INFO L85 PathProgramCache]: Analyzing trace with hash -694614780, now seen corresponding path program 1 times [2023-11-29 04:55:56,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:55:56,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880948712] [2023-11-29 04:55:56,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:56,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:55:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:55:59,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 1465 proven. 437 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2023-11-29 04:55:59,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:55:59,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880948712] [2023-11-29 04:55:59,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880948712] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:55:59,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1468912226] [2023-11-29 04:55:59,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:55:59,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:55:59,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:55:59,794 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:55:59,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 04:56:00,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:00,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 1899 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:56:00,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:56:00,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 1314 proven. 0 refuted. 0 times theorem prover too weak. 1087 trivial. 0 not checked. [2023-11-29 04:56:00,746 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:56:00,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1468912226] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:56:00,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:56:00,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2023-11-29 04:56:00,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495837335] [2023-11-29 04:56:00,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:56:00,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:56:00,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:56:00,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:56:00,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:56:00,750 INFO L87 Difference]: Start difference. First operand 25533 states and 26455 transitions. Second operand has 3 states, 3 states have (on average 364.3333333333333) internal successors, (1093), 3 states have internal predecessors, (1093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:02,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:56:02,612 INFO L93 Difference]: Finished difference Result 57275 states and 59494 transitions. [2023-11-29 04:56:02,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:56:02,613 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 364.3333333333333) internal successors, (1093), 3 states have internal predecessors, (1093), 0 states have call successors, (0), 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 1673 [2023-11-29 04:56:02,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:56:02,639 INFO L225 Difference]: With dead ends: 57275 [2023-11-29 04:56:02,639 INFO L226 Difference]: Without dead ends: 28983 [2023-11-29 04:56:02,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1678 GetRequests, 1673 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:56:02,652 INFO L413 NwaCegarLoop]: 851 mSDtfsCounter, 183 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 856 SdHoareTripleChecker+Invalid, 1961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:56:02,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 856 Invalid, 1961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 04:56:02,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28983 states. [2023-11-29 04:56:02,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28983 to 28983. [2023-11-29 04:56:02,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28983 states, 28982 states have (on average 1.0377820716306674) internal successors, (30077), 28982 states have internal predecessors, (30077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:02,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28983 states to 28983 states and 30077 transitions. [2023-11-29 04:56:02,998 INFO L78 Accepts]: Start accepts. Automaton has 28983 states and 30077 transitions. Word has length 1673 [2023-11-29 04:56:02,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:56:02,999 INFO L495 AbstractCegarLoop]: Abstraction has 28983 states and 30077 transitions. [2023-11-29 04:56:02,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 364.3333333333333) internal successors, (1093), 3 states have internal predecessors, (1093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 28983 states and 30077 transitions. [2023-11-29 04:56:03,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1675 [2023-11-29 04:56:03,049 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:56:03,050 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:56:03,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 04:56:03,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 04:56:03,251 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:56:03,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:56:03,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1974066495, now seen corresponding path program 1 times [2023-11-29 04:56:03,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:56:03,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459902587] [2023-11-29 04:56:03,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:03,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:56:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2404 backedges. 1566 proven. 581 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2023-11-29 04:56:05,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:56:05,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459902587] [2023-11-29 04:56:05,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459902587] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:56:05,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2117435235] [2023-11-29 04:56:05,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:05,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:56:05,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:56:05,853 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:56:05,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 04:56:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:06,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:56:06,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:56:06,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2404 backedges. 1699 proven. 0 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2023-11-29 04:56:06,451 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:56:06,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2117435235] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:56:06,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:56:06,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2023-11-29 04:56:06,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454205602] [2023-11-29 04:56:06,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:56:06,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:56:06,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:56:06,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:56:06,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:56:06,454 INFO L87 Difference]: Start difference. First operand 28983 states and 30077 transitions. Second operand has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:08,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:56:08,160 INFO L93 Difference]: Finished difference Result 62795 states and 65283 transitions. [2023-11-29 04:56:08,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:56:08,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 0 states have call successors, (0), 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 1674 [2023-11-29 04:56:08,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:56:08,188 INFO L225 Difference]: With dead ends: 62795 [2023-11-29 04:56:08,188 INFO L226 Difference]: Without dead ends: 34503 [2023-11-29 04:56:08,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1679 GetRequests, 1674 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 04:56:08,201 INFO L413 NwaCegarLoop]: 866 mSDtfsCounter, 580 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 871 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:56:08,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [580 Valid, 871 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-29 04:56:08,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34503 states. [2023-11-29 04:56:08,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34503 to 34503. [2023-11-29 04:56:08,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34503 states, 34502 states have (on average 1.0366065735319692) internal successors, (35765), 34502 states have internal predecessors, (35765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:08,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34503 states to 34503 states and 35765 transitions. [2023-11-29 04:56:08,588 INFO L78 Accepts]: Start accepts. Automaton has 34503 states and 35765 transitions. Word has length 1674 [2023-11-29 04:56:08,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:56:08,589 INFO L495 AbstractCegarLoop]: Abstraction has 34503 states and 35765 transitions. [2023-11-29 04:56:08,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:08,589 INFO L276 IsEmpty]: Start isEmpty. Operand 34503 states and 35765 transitions. [2023-11-29 04:56:08,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1861 [2023-11-29 04:56:08,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:56:08,634 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:56:08,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 04:56:08,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-29 04:56:08,835 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:56:08,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:56:08,836 INFO L85 PathProgramCache]: Analyzing trace with hash -2033082681, now seen corresponding path program 1 times [2023-11-29 04:56:08,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:56:08,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50184841] [2023-11-29 04:56:08,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:08,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:56:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:10,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3569 backedges. 2088 proven. 0 refuted. 0 times theorem prover too weak. 1481 trivial. 0 not checked. [2023-11-29 04:56:10,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:56:10,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50184841] [2023-11-29 04:56:10,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50184841] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:56:10,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:56:10,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:56:10,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108583123] [2023-11-29 04:56:10,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:56:10,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:56:10,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:56:10,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:56:10,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:56:10,216 INFO L87 Difference]: Start difference. First operand 34503 states and 35765 transitions. Second operand has 3 states, 3 states have (on average 389.6666666666667) internal successors, (1169), 3 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:11,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:56:11,979 INFO L93 Difference]: Finished difference Result 68315 states and 70838 transitions. [2023-11-29 04:56:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:56:11,980 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 389.6666666666667) internal successors, (1169), 3 states have internal predecessors, (1169), 0 states have call successors, (0), 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 1860 [2023-11-29 04:56:11,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:56:12,076 INFO L225 Difference]: With dead ends: 68315 [2023-11-29 04:56:12,076 INFO L226 Difference]: Without dead ends: 34503 [2023-11-29 04:56:12,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:56:12,085 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 586 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1761 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 586 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-29 04:56:12,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [586 Valid, 261 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1761 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-29 04:56:12,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34503 states. [2023-11-29 04:56:12,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34503 to 33813. [2023-11-29 04:56:12,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33813 states, 33812 states have (on average 1.030551283567964) internal successors, (34845), 33812 states have internal predecessors, (34845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:12,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33813 states to 33813 states and 34845 transitions. [2023-11-29 04:56:12,377 INFO L78 Accepts]: Start accepts. Automaton has 33813 states and 34845 transitions. Word has length 1860 [2023-11-29 04:56:12,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:56:12,378 INFO L495 AbstractCegarLoop]: Abstraction has 33813 states and 34845 transitions. [2023-11-29 04:56:12,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 389.6666666666667) internal successors, (1169), 3 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:12,378 INFO L276 IsEmpty]: Start isEmpty. Operand 33813 states and 34845 transitions. [2023-11-29 04:56:12,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1931 [2023-11-29 04:56:12,419 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:56:12,420 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:56:12,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 04:56:12,420 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:56:12,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:56:12,421 INFO L85 PathProgramCache]: Analyzing trace with hash 22553179, now seen corresponding path program 1 times [2023-11-29 04:56:12,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:56:12,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559379211] [2023-11-29 04:56:12,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:12,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:56:12,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3870 backedges. 2699 proven. 0 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2023-11-29 04:56:13,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:56:13,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559379211] [2023-11-29 04:56:13,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559379211] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:56:13,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:56:13,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:56:13,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839629798] [2023-11-29 04:56:13,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:56:13,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:56:13,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:56:13,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:56:13,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:56:13,797 INFO L87 Difference]: Start difference. First operand 33813 states and 34845 transitions. Second operand has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:15,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:56:15,639 INFO L93 Difference]: Finished difference Result 74525 states and 76792 transitions. [2023-11-29 04:56:15,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:56:15,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 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 1930 [2023-11-29 04:56:15,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:56:15,671 INFO L225 Difference]: With dead ends: 74525 [2023-11-29 04:56:15,671 INFO L226 Difference]: Without dead ends: 41403 [2023-11-29 04:56:15,685 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:56:15,686 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 591 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1729 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 591 SdHoareTripleChecker+Valid, 973 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:56:15,686 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [591 Valid, 973 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1729 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 04:56:15,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41403 states. [2023-11-29 04:56:15,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41403 to 40023. [2023-11-29 04:56:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40023 states, 40022 states have (on average 1.0281095397531357) internal successors, (41147), 40022 states have internal predecessors, (41147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:16,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40023 states to 40023 states and 41147 transitions. [2023-11-29 04:56:16,026 INFO L78 Accepts]: Start accepts. Automaton has 40023 states and 41147 transitions. Word has length 1930 [2023-11-29 04:56:16,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:56:16,027 INFO L495 AbstractCegarLoop]: Abstraction has 40023 states and 41147 transitions. [2023-11-29 04:56:16,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:16,027 INFO L276 IsEmpty]: Start isEmpty. Operand 40023 states and 41147 transitions. [2023-11-29 04:56:16,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1966 [2023-11-29 04:56:16,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:56:16,067 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:56:16,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 04:56:16,067 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:56:16,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:56:16,067 INFO L85 PathProgramCache]: Analyzing trace with hash -606628830, now seen corresponding path program 1 times [2023-11-29 04:56:16,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:56:16,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244518529] [2023-11-29 04:56:16,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:16,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:56:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:20,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4014 backedges. 2547 proven. 330 refuted. 0 times theorem prover too weak. 1137 trivial. 0 not checked. [2023-11-29 04:56:20,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:56:20,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244518529] [2023-11-29 04:56:20,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244518529] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:56:20,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959160942] [2023-11-29 04:56:20,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:20,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:56:20,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:56:20,183 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:56:20,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 04:56:20,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:20,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 2239 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:56:20,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:56:20,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4014 backedges. 2446 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-29 04:56:20,849 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:56:20,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [959160942] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:56:20,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:56:20,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-11-29 04:56:20,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738908767] [2023-11-29 04:56:20,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:56:20,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:56:20,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:56:20,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:56:20,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:56:20,854 INFO L87 Difference]: Start difference. First operand 40023 states and 41147 transitions. Second operand has 3 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:22,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:56:22,515 INFO L93 Difference]: Finished difference Result 79355 states and 81602 transitions. [2023-11-29 04:56:22,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:56:22,516 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 0 states have call successors, (0), 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 1965 [2023-11-29 04:56:22,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:56:22,548 INFO L225 Difference]: With dead ends: 79355 [2023-11-29 04:56:22,548 INFO L226 Difference]: Without dead ends: 40023 [2023-11-29 04:56:22,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1971 GetRequests, 1964 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:56:22,562 INFO L413 NwaCegarLoop]: 926 mSDtfsCounter, 624 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 1796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:56:22,562 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [624 Valid, 932 Invalid, 1796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-29 04:56:22,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40023 states. [2023-11-29 04:56:22,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40023 to 40023. [2023-11-29 04:56:22,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40023 states, 40022 states have (on average 1.0243616011193843) internal successors, (40997), 40022 states have internal predecessors, (40997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:22,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40023 states to 40023 states and 40997 transitions. [2023-11-29 04:56:22,895 INFO L78 Accepts]: Start accepts. Automaton has 40023 states and 40997 transitions. Word has length 1965 [2023-11-29 04:56:22,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:56:22,896 INFO L495 AbstractCegarLoop]: Abstraction has 40023 states and 40997 transitions. [2023-11-29 04:56:22,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:22,897 INFO L276 IsEmpty]: Start isEmpty. Operand 40023 states and 40997 transitions. [2023-11-29 04:56:22,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1968 [2023-11-29 04:56:22,935 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:56:22,936 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:56:22,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 04:56:23,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:56:23,137 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:56:23,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:56:23,137 INFO L85 PathProgramCache]: Analyzing trace with hash 558722126, now seen corresponding path program 1 times [2023-11-29 04:56:23,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:56:23,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710828751] [2023-11-29 04:56:23,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:23,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:56:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:24,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4111 backedges. 2766 proven. 0 refuted. 0 times theorem prover too weak. 1345 trivial. 0 not checked. [2023-11-29 04:56:24,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:56:24,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710828751] [2023-11-29 04:56:24,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710828751] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:56:24,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:56:24,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:56:24,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812214985] [2023-11-29 04:56:24,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:56:24,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:56:24,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:56:24,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:56:24,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:56:24,433 INFO L87 Difference]: Start difference. First operand 40023 states and 40997 transitions. Second operand has 3 states, 3 states have (on average 411.0) internal successors, (1233), 3 states have internal predecessors, (1233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:26,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:56:26,424 INFO L93 Difference]: Finished difference Result 100745 states and 103365 transitions. [2023-11-29 04:56:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:56:26,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 411.0) internal successors, (1233), 3 states have internal predecessors, (1233), 0 states have call successors, (0), 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 1967 [2023-11-29 04:56:26,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:56:26,473 INFO L225 Difference]: With dead ends: 100745 [2023-11-29 04:56:26,473 INFO L226 Difference]: Without dead ends: 60723 [2023-11-29 04:56:26,494 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:56:26,494 INFO L413 NwaCegarLoop]: 875 mSDtfsCounter, 548 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 881 SdHoareTripleChecker+Invalid, 1986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:56:26,495 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [548 Valid, 881 Invalid, 1986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1689 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 04:56:26,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60723 states. [2023-11-29 04:56:26,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60723 to 60723. [2023-11-29 04:56:26,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60723 states, 60722 states have (on average 1.0228418036296565) internal successors, (62109), 60722 states have internal predecessors, (62109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:27,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60723 states to 60723 states and 62109 transitions. [2023-11-29 04:56:27,055 INFO L78 Accepts]: Start accepts. Automaton has 60723 states and 62109 transitions. Word has length 1967 [2023-11-29 04:56:27,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:56:27,056 INFO L495 AbstractCegarLoop]: Abstraction has 60723 states and 62109 transitions. [2023-11-29 04:56:27,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 411.0) internal successors, (1233), 3 states have internal predecessors, (1233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:27,057 INFO L276 IsEmpty]: Start isEmpty. Operand 60723 states and 62109 transitions. [2023-11-29 04:56:27,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1991 [2023-11-29 04:56:27,116 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:56:27,117 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:56:27,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-29 04:56:27,118 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:56:27,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:56:27,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1571274677, now seen corresponding path program 1 times [2023-11-29 04:56:27,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:56:27,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699750716] [2023-11-29 04:56:27,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:27,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:56:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:29,310 INFO L134 CoverageAnalysis]: Checked inductivity of 3776 backedges. 1659 proven. 0 refuted. 0 times theorem prover too weak. 2117 trivial. 0 not checked. [2023-11-29 04:56:29,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:56:29,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699750716] [2023-11-29 04:56:29,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699750716] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:56:29,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:56:29,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:56:29,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172210631] [2023-11-29 04:56:29,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:56:29,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:56:29,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:56:29,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:56:29,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:56:29,313 INFO L87 Difference]: Start difference. First operand 60723 states and 62109 transitions. Second operand has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:31,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:56:31,480 INFO L93 Difference]: Finished difference Result 134555 states and 137837 transitions. [2023-11-29 04:56:31,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:56:31,481 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 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 1990 [2023-11-29 04:56:31,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:56:31,545 INFO L225 Difference]: With dead ends: 134555 [2023-11-29 04:56:31,546 INFO L226 Difference]: Without dead ends: 74523 [2023-11-29 04:56:31,565 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:56:31,566 INFO L413 NwaCegarLoop]: 247 mSDtfsCounter, 154 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1710 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 1906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:56:31,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 253 Invalid, 1906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1710 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 04:56:31,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74523 states. [2023-11-29 04:56:32,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74523 to 68313. [2023-11-29 04:56:32,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68313 states, 68312 states have (on average 1.022089823164305) internal successors, (69821), 68312 states have internal predecessors, (69821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:32,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68313 states to 68313 states and 69821 transitions. [2023-11-29 04:56:32,210 INFO L78 Accepts]: Start accepts. Automaton has 68313 states and 69821 transitions. Word has length 1990 [2023-11-29 04:56:32,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:56:32,211 INFO L495 AbstractCegarLoop]: Abstraction has 68313 states and 69821 transitions. [2023-11-29 04:56:32,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:32,211 INFO L276 IsEmpty]: Start isEmpty. Operand 68313 states and 69821 transitions. [2023-11-29 04:56:32,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2002 [2023-11-29 04:56:32,272 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:56:32,273 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:56:32,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-29 04:56:32,273 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:56:32,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:56:32,273 INFO L85 PathProgramCache]: Analyzing trace with hash 396133337, now seen corresponding path program 1 times [2023-11-29 04:56:32,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:56:32,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52394032] [2023-11-29 04:56:32,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:32,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:56:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:33,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4189 backedges. 2844 proven. 0 refuted. 0 times theorem prover too weak. 1345 trivial. 0 not checked. [2023-11-29 04:56:33,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:56:33,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52394032] [2023-11-29 04:56:33,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52394032] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:56:33,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:56:33,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:56:33,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719573806] [2023-11-29 04:56:33,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:56:33,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:56:33,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:56:33,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:56:33,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:56:33,341 INFO L87 Difference]: Start difference. First operand 68313 states and 69821 transitions. Second operand has 3 states, 3 states have (on average 422.3333333333333) internal successors, (1267), 3 states have internal predecessors, (1267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:35,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:56:35,526 INFO L93 Difference]: Finished difference Result 158705 states and 162286 transitions. [2023-11-29 04:56:35,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:56:35,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 422.3333333333333) internal successors, (1267), 3 states have internal predecessors, (1267), 0 states have call successors, (0), 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 2001 [2023-11-29 04:56:35,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:56:35,609 INFO L225 Difference]: With dead ends: 158705 [2023-11-29 04:56:35,609 INFO L226 Difference]: Without dead ends: 91083 [2023-11-29 04:56:35,636 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:56:35,636 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 526 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1682 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 526 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 1997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 1682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:56:35,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [526 Valid, 108 Invalid, 1997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 1682 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 04:56:35,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91083 states. [2023-11-29 04:56:36,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91083 to 88323. [2023-11-29 04:56:36,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88323 states, 88322 states have (on average 1.0208555059894477) internal successors, (90164), 88322 states have internal predecessors, (90164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:36,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88323 states to 88323 states and 90164 transitions. [2023-11-29 04:56:36,487 INFO L78 Accepts]: Start accepts. Automaton has 88323 states and 90164 transitions. Word has length 2001 [2023-11-29 04:56:36,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:56:36,488 INFO L495 AbstractCegarLoop]: Abstraction has 88323 states and 90164 transitions. [2023-11-29 04:56:36,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 422.3333333333333) internal successors, (1267), 3 states have internal predecessors, (1267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:36,488 INFO L276 IsEmpty]: Start isEmpty. Operand 88323 states and 90164 transitions. [2023-11-29 04:56:36,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2020 [2023-11-29 04:56:36,550 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:56:36,551 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:56:36,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-29 04:56:36,551 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:56:36,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:56:36,552 INFO L85 PathProgramCache]: Analyzing trace with hash -658214957, now seen corresponding path program 1 times [2023-11-29 04:56:36,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:56:36,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038181907] [2023-11-29 04:56:36,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:36,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:56:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3552 backedges. 1690 proven. 0 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2023-11-29 04:56:39,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:56:39,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038181907] [2023-11-29 04:56:39,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038181907] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:56:39,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:56:39,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 04:56:39,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707106909] [2023-11-29 04:56:39,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:56:39,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:56:39,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:56:39,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:56:39,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:56:39,964 INFO L87 Difference]: Start difference. First operand 88323 states and 90164 transitions. Second operand has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:42,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:56:42,334 INFO L93 Difference]: Finished difference Result 100074 states and 102124 transitions. [2023-11-29 04:56:42,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:56:42,334 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 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 2019 [2023-11-29 04:56:42,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:56:42,431 INFO L225 Difference]: With dead ends: 100074 [2023-11-29 04:56:42,431 INFO L226 Difference]: Without dead ends: 99363 [2023-11-29 04:56:42,449 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 04:56:42,449 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 188 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 2652 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 2878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 2652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-29 04:56:42,450 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 138 Invalid, 2878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 2652 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-29 04:56:42,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99363 states. [2023-11-29 04:56:43,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99363 to 89703. [2023-11-29 04:56:43,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89703 states, 89702 states have (on average 1.0209805801431406) internal successors, (91584), 89702 states have internal predecessors, (91584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:43,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89703 states to 89703 states and 91584 transitions. [2023-11-29 04:56:43,361 INFO L78 Accepts]: Start accepts. Automaton has 89703 states and 91584 transitions. Word has length 2019 [2023-11-29 04:56:43,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:56:43,362 INFO L495 AbstractCegarLoop]: Abstraction has 89703 states and 91584 transitions. [2023-11-29 04:56:43,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 89703 states and 91584 transitions. [2023-11-29 04:56:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2190 [2023-11-29 04:56:43,446 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:56:43,447 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:56:43,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-29 04:56:43,447 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:56:43,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:56:43,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1142389558, now seen corresponding path program 1 times [2023-11-29 04:56:43,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:56:43,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933915743] [2023-11-29 04:56:43,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:43,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:56:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:49,952 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 2989 proven. 1328 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2023-11-29 04:56:49,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:56:49,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933915743] [2023-11-29 04:56:49,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933915743] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:56:49,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020531024] [2023-11-29 04:56:49,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:49,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:56:49,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:56:49,953 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:56:49,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 04:56:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:56:50,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 2433 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:56:50,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:56:51,967 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 1858 proven. 0 refuted. 0 times theorem prover too weak. 2798 trivial. 0 not checked. [2023-11-29 04:56:51,967 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:56:51,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020531024] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:56:51,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:56:51,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2023-11-29 04:56:51,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759624177] [2023-11-29 04:56:51,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:56:51,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:56:51,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:56:51,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:56:51,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:56:51,973 INFO L87 Difference]: Start difference. First operand 89703 states and 91584 transitions. Second operand has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:54,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:56:54,319 INFO L93 Difference]: Finished difference Result 182165 states and 185982 transitions. [2023-11-29 04:56:54,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:56:54,319 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 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 2189 [2023-11-29 04:56:54,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:56:54,399 INFO L225 Difference]: With dead ends: 182165 [2023-11-29 04:56:54,399 INFO L226 Difference]: Without dead ends: 93153 [2023-11-29 04:56:54,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2197 GetRequests, 2189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:56:54,423 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 150 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1760 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 1841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 1760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-29 04:56:54,423 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 261 Invalid, 1841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 1760 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-29 04:56:54,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93153 states. [2023-11-29 04:56:55,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93153 to 89703. [2023-11-29 04:56:55,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89703 states, 89702 states have (on average 1.020434326993824) internal successors, (91535), 89702 states have internal predecessors, (91535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:55,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89703 states to 89703 states and 91535 transitions. [2023-11-29 04:56:55,262 INFO L78 Accepts]: Start accepts. Automaton has 89703 states and 91535 transitions. Word has length 2189 [2023-11-29 04:56:55,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:56:55,264 INFO L495 AbstractCegarLoop]: Abstraction has 89703 states and 91535 transitions. [2023-11-29 04:56:55,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:56:55,264 INFO L276 IsEmpty]: Start isEmpty. Operand 89703 states and 91535 transitions. [2023-11-29 04:56:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2192 [2023-11-29 04:56:55,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:56:55,339 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:56:55,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-29 04:56:55,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:56:55,540 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:56:55,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:56:55,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1679407072, now seen corresponding path program 1 times [2023-11-29 04:56:55,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:56:55,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011417134] [2023-11-29 04:56:55,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:56:55,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:56:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:57:00,632 INFO L134 CoverageAnalysis]: Checked inductivity of 4321 backedges. 1844 proven. 18 refuted. 0 times theorem prover too weak. 2459 trivial. 0 not checked. [2023-11-29 04:57:00,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:57:00,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011417134] [2023-11-29 04:57:00,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011417134] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:57:00,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [928865194] [2023-11-29 04:57:00,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:57:00,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:57:00,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:57:00,634 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:57:00,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 04:57:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:57:01,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 2450 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:57:01,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:57:01,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4321 backedges. 1862 proven. 0 refuted. 0 times theorem prover too weak. 2459 trivial. 0 not checked. [2023-11-29 04:57:01,624 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:57:01,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [928865194] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:57:01,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:57:01,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-11-29 04:57:01,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042544578] [2023-11-29 04:57:01,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:57:01,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:57:01,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:57:01,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:57:01,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:57:01,628 INFO L87 Difference]: Start difference. First operand 89703 states and 91535 transitions. Second operand has 3 states, 3 states have (on average 367.6666666666667) internal successors, (1103), 3 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:03,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:57:03,825 INFO L93 Difference]: Finished difference Result 192515 states and 196508 transitions. [2023-11-29 04:57:03,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:57:03,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 367.6666666666667) internal successors, (1103), 3 states have internal predecessors, (1103), 0 states have call successors, (0), 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 2191 [2023-11-29 04:57:03,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:57:03,929 INFO L225 Difference]: With dead ends: 192515 [2023-11-29 04:57:03,930 INFO L226 Difference]: Without dead ends: 103503 [2023-11-29 04:57:03,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2197 GetRequests, 2191 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 04:57:03,961 INFO L413 NwaCegarLoop]: 945 mSDtfsCounter, 149 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1772 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 1877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-29 04:57:03,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 951 Invalid, 1877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1772 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-29 04:57:04,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103503 states. [2023-11-29 04:57:04,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103503 to 101433. [2023-11-29 04:57:04,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101433 states, 101432 states have (on average 1.0194908904487736) internal successors, (103409), 101432 states have internal predecessors, (103409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:05,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101433 states to 101433 states and 103409 transitions. [2023-11-29 04:57:05,048 INFO L78 Accepts]: Start accepts. Automaton has 101433 states and 103409 transitions. Word has length 2191 [2023-11-29 04:57:05,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:57:05,049 INFO L495 AbstractCegarLoop]: Abstraction has 101433 states and 103409 transitions. [2023-11-29 04:57:05,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 367.6666666666667) internal successors, (1103), 3 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:05,050 INFO L276 IsEmpty]: Start isEmpty. Operand 101433 states and 103409 transitions. [2023-11-29 04:57:05,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2243 [2023-11-29 04:57:05,138 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:57:05,139 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:57:05,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-29 04:57:05,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2023-11-29 04:57:05,404 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:57:05,404 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:57:05,405 INFO L85 PathProgramCache]: Analyzing trace with hash -979626290, now seen corresponding path program 1 times [2023-11-29 04:57:05,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:57:05,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343007811] [2023-11-29 04:57:05,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:57:05,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:57:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:57:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4515 backedges. 2978 proven. 205 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-11-29 04:57:08,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:57:08,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343007811] [2023-11-29 04:57:08,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343007811] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:57:08,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1519449127] [2023-11-29 04:57:08,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:57:08,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:57:08,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:57:08,354 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:57:08,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 04:57:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:57:08,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 2500 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 04:57:08,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:57:09,336 INFO L134 CoverageAnalysis]: Checked inductivity of 4515 backedges. 3019 proven. 0 refuted. 0 times theorem prover too weak. 1496 trivial. 0 not checked. [2023-11-29 04:57:09,336 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:57:09,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1519449127] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:57:09,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:57:09,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-29 04:57:09,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765613204] [2023-11-29 04:57:09,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:57:09,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:57:09,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:57:09,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:57:09,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:57:09,340 INFO L87 Difference]: Start difference. First operand 101433 states and 103409 transitions. Second operand has 3 states, 3 states have (on average 492.0) internal successors, (1476), 3 states have internal predecessors, (1476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:11,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:57:11,436 INFO L93 Difference]: Finished difference Result 202865 states and 206828 transitions. [2023-11-29 04:57:11,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:57:11,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 492.0) internal successors, (1476), 3 states have internal predecessors, (1476), 0 states have call successors, (0), 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 2242 [2023-11-29 04:57:11,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:57:11,539 INFO L225 Difference]: With dead ends: 202865 [2023-11-29 04:57:11,539 INFO L226 Difference]: Without dead ends: 102123 [2023-11-29 04:57:11,577 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2245 GetRequests, 2242 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:57:11,577 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 302 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 1835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-29 04:57:11,577 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 190 Invalid, 1835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-29 04:57:11,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102123 states. [2023-11-29 04:57:12,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102123 to 101433. [2023-11-29 04:57:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101433 states, 101432 states have (on average 1.0162079028314537) internal successors, (103076), 101432 states have internal predecessors, (103076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:12,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101433 states to 101433 states and 103076 transitions. [2023-11-29 04:57:12,883 INFO L78 Accepts]: Start accepts. Automaton has 101433 states and 103076 transitions. Word has length 2242 [2023-11-29 04:57:12,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:57:12,885 INFO L495 AbstractCegarLoop]: Abstraction has 101433 states and 103076 transitions. [2023-11-29 04:57:12,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 492.0) internal successors, (1476), 3 states have internal predecessors, (1476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:12,885 INFO L276 IsEmpty]: Start isEmpty. Operand 101433 states and 103076 transitions. [2023-11-29 04:57:13,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2262 [2023-11-29 04:57:13,023 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:57:13,024 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:57:13,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-29 04:57:13,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2023-11-29 04:57:13,225 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:57:13,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:57:13,226 INFO L85 PathProgramCache]: Analyzing trace with hash 2111357035, now seen corresponding path program 1 times [2023-11-29 04:57:13,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:57:13,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144634032] [2023-11-29 04:57:13,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:57:13,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:57:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:57:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4363 backedges. 2842 proven. 330 refuted. 0 times theorem prover too weak. 1191 trivial. 0 not checked. [2023-11-29 04:57:18,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:57:18,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144634032] [2023-11-29 04:57:18,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144634032] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:57:18,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192954119] [2023-11-29 04:57:18,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:57:18,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:57:18,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:57:18,147 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:57:18,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 04:57:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:57:18,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 2499 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:57:18,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:57:19,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4363 backedges. 2868 proven. 0 refuted. 0 times theorem prover too weak. 1495 trivial. 0 not checked. [2023-11-29 04:57:19,717 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:57:19,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [192954119] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:57:19,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:57:19,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-11-29 04:57:19,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073336747] [2023-11-29 04:57:19,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:57:19,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:57:19,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:57:19,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:57:19,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:57:19,720 INFO L87 Difference]: Start difference. First operand 101433 states and 103076 transitions. Second operand has 4 states, 4 states have (on average 296.0) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:22,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:57:22,668 INFO L93 Difference]: Finished difference Result 203555 states and 206856 transitions. [2023-11-29 04:57:22,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:57:22,668 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 296.0) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 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 2261 [2023-11-29 04:57:22,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:57:22,776 INFO L225 Difference]: With dead ends: 203555 [2023-11-29 04:57:22,776 INFO L226 Difference]: Without dead ends: 102813 [2023-11-29 04:57:22,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2267 GetRequests, 2259 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 04:57:22,817 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 789 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 2638 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 2877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 2638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-29 04:57:22,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [789 Valid, 65 Invalid, 2877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 2638 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-29 04:57:23,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102813 states. [2023-11-29 04:57:24,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102813 to 101433. [2023-11-29 04:57:24,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101433 states, 101432 states have (on average 1.0161191734363908) internal successors, (103067), 101432 states have internal predecessors, (103067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:24,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101433 states to 101433 states and 103067 transitions. [2023-11-29 04:57:24,339 INFO L78 Accepts]: Start accepts. Automaton has 101433 states and 103067 transitions. Word has length 2261 [2023-11-29 04:57:24,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:57:24,340 INFO L495 AbstractCegarLoop]: Abstraction has 101433 states and 103067 transitions. [2023-11-29 04:57:24,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 296.0) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:24,340 INFO L276 IsEmpty]: Start isEmpty. Operand 101433 states and 103067 transitions. [2023-11-29 04:57:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2341 [2023-11-29 04:57:24,422 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:57:24,423 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:57:24,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 04:57:24,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:57:24,624 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:57:24,624 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:57:24,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1679753799, now seen corresponding path program 1 times [2023-11-29 04:57:24,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:57:24,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041735492] [2023-11-29 04:57:24,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:57:24,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:57:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:57:31,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4886 backedges. 3165 proven. 587 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2023-11-29 04:57:31,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:57:31,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041735492] [2023-11-29 04:57:31,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041735492] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:57:31,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51666574] [2023-11-29 04:57:31,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:57:31,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:57:31,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:57:31,986 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:57:31,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 04:57:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:57:32,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 2602 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:57:32,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:57:32,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4886 backedges. 3226 proven. 0 refuted. 0 times theorem prover too weak. 1660 trivial. 0 not checked. [2023-11-29 04:57:32,916 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:57:32,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [51666574] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:57:32,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:57:32,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2023-11-29 04:57:32,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798009901] [2023-11-29 04:57:32,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:57:32,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:57:32,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:57:32,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:57:32,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:57:32,922 INFO L87 Difference]: Start difference. First operand 101433 states and 103067 transitions. Second operand has 3 states, 3 states have (on average 394.6666666666667) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:34,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:57:34,858 INFO L93 Difference]: Finished difference Result 202175 states and 205442 transitions. [2023-11-29 04:57:34,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:57:34,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 394.6666666666667) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 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 2340 [2023-11-29 04:57:34,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:57:34,958 INFO L225 Difference]: With dead ends: 202175 [2023-11-29 04:57:34,958 INFO L226 Difference]: Without dead ends: 101433 [2023-11-29 04:57:34,996 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2351 GetRequests, 2344 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:57:34,996 INFO L413 NwaCegarLoop]: 962 mSDtfsCounter, 573 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1661 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 573 SdHoareTripleChecker+Valid, 968 SdHoareTripleChecker+Invalid, 1672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:57:34,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [573 Valid, 968 Invalid, 1672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1661 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-29 04:57:35,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101433 states. [2023-11-29 04:57:35,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101433 to 100053. [2023-11-29 04:57:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100053 states, 100052 states have (on average 1.0161715907727982) internal successors, (101670), 100052 states have internal predecessors, (101670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:36,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100053 states to 100053 states and 101670 transitions. [2023-11-29 04:57:36,112 INFO L78 Accepts]: Start accepts. Automaton has 100053 states and 101670 transitions. Word has length 2340 [2023-11-29 04:57:36,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:57:36,113 INFO L495 AbstractCegarLoop]: Abstraction has 100053 states and 101670 transitions. [2023-11-29 04:57:36,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.6666666666667) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:57:36,113 INFO L276 IsEmpty]: Start isEmpty. Operand 100053 states and 101670 transitions. [2023-11-29 04:57:36,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2341 [2023-11-29 04:57:36,189 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:57:36,190 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:57:36,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 04:57:36,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-11-29 04:57:36,391 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:57:36,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:57:36,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1353408180, now seen corresponding path program 1 times [2023-11-29 04:57:36,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:57:36,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546546376] [2023-11-29 04:57:36,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:57:36,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:57:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:57:42,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5033 backedges. 3528 proven. 930 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2023-11-29 04:57:42,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:57:42,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546546376] [2023-11-29 04:57:42,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546546376] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:57:42,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1057277096] [2023-11-29 04:57:42,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:57:42,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:57:42,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:57:42,746 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:57:42,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 04:57:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:57:43,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 2603 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 04:57:43,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:58:01,026 INFO L134 CoverageAnalysis]: Checked inductivity of 5033 backedges. 2012 proven. 0 refuted. 0 times theorem prover too weak. 3021 trivial. 0 not checked. [2023-11-29 04:58:01,026 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:58:01,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1057277096] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:58:01,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:58:01,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-29 04:58:01,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4875571] [2023-11-29 04:58:01,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:58:01,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 04:58:01,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:58:01,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 04:58:01,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:58:01,031 INFO L87 Difference]: Start difference. First operand 100053 states and 101670 transitions. Second operand has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:58:10,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:58:10,156 INFO L93 Difference]: Finished difference Result 224255 states and 227944 transitions. [2023-11-29 04:58:10,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 04:58:10,157 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 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 2340 [2023-11-29 04:58:10,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:58:10,273 INFO L225 Difference]: With dead ends: 224255 [2023-11-29 04:58:10,273 INFO L226 Difference]: Without dead ends: 124203 [2023-11-29 04:58:10,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2346 GetRequests, 2339 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=37, Unknown=0, NotChecked=0, Total=72 [2023-11-29 04:58:10,316 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 857 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 3383 mSolverCounterSat, 408 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 857 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 3791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 408 IncrementalHoareTripleChecker+Valid, 3383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2023-11-29 04:58:10,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [857 Valid, 70 Invalid, 3791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [408 Valid, 3383 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2023-11-29 04:58:10,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124203 states. [2023-11-29 04:58:11,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124203 to 115923. [2023-11-29 04:58:11,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115923 states, 115922 states have (on average 1.0167698969997068) internal successors, (117866), 115922 states have internal predecessors, (117866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:58:11,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115923 states to 115923 states and 117866 transitions. [2023-11-29 04:58:11,639 INFO L78 Accepts]: Start accepts. Automaton has 115923 states and 117866 transitions. Word has length 2340 [2023-11-29 04:58:11,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:58:11,641 INFO L495 AbstractCegarLoop]: Abstraction has 115923 states and 117866 transitions. [2023-11-29 04:58:11,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 275.75) internal successors, (1103), 4 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:58:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 115923 states and 117866 transitions. [2023-11-29 04:58:11,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2889 [2023-11-29 04:58:11,764 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:58:11,766 INFO L195 NwaCegarLoop]: trace histogram [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, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:58:11,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-29 04:58:11,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-11-29 04:58:11,966 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:58:11,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:58:11,968 INFO L85 PathProgramCache]: Analyzing trace with hash 2027276602, now seen corresponding path program 1 times [2023-11-29 04:58:11,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:58:11,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22344629] [2023-11-29 04:58:11,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:58:11,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:58:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:58:17,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8661 backedges. 5239 proven. 246 refuted. 0 times theorem prover too weak. 3176 trivial. 0 not checked. [2023-11-29 04:58:17,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:58:17,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22344629] [2023-11-29 04:58:17,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22344629] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:58:17,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281687170] [2023-11-29 04:58:17,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:58:17,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:58:17,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:58:17,907 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:58:17,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 04:58:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:58:18,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 3251 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 04:58:18,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:58:18,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8661 backedges. 5280 proven. 0 refuted. 0 times theorem prover too weak. 3381 trivial. 0 not checked. [2023-11-29 04:58:18,794 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 04:58:18,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [281687170] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:58:18,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 04:58:18,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-29 04:58:18,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591953767] [2023-11-29 04:58:18,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:58:18,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:58:18,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:58:18,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:58:18,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:58:18,799 INFO L87 Difference]: Start difference. First operand 115923 states and 117866 transitions. Second operand has 3 states, 3 states have (on average 378.6666666666667) internal successors, (1136), 3 states have internal predecessors, (1136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:58:21,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:58:21,066 INFO L93 Difference]: Finished difference Result 231155 states and 235040 transitions. [2023-11-29 04:58:21,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:58:21,066 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 378.6666666666667) internal successors, (1136), 3 states have internal predecessors, (1136), 0 states have call successors, (0), 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 2888 [2023-11-29 04:58:21,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:58:21,184 INFO L225 Difference]: With dead ends: 231155 [2023-11-29 04:58:21,184 INFO L226 Difference]: Without dead ends: 115923 [2023-11-29 04:58:21,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2891 GetRequests, 2888 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 04:58:21,232 INFO L413 NwaCegarLoop]: 937 mSDtfsCounter, 625 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1683 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 1717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:58:21,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [625 Valid, 943 Invalid, 1717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1683 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 04:58:21,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115923 states. [2023-11-29 04:58:22,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115923 to 115233. [2023-11-29 04:58:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115233 states, 115232 states have (on average 1.0166273257428493) internal successors, (117148), 115232 states have internal predecessors, (117148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:58:22,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115233 states to 115233 states and 117148 transitions. [2023-11-29 04:58:22,524 INFO L78 Accepts]: Start accepts. Automaton has 115233 states and 117148 transitions. Word has length 2888 [2023-11-29 04:58:22,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:58:22,525 INFO L495 AbstractCegarLoop]: Abstraction has 115233 states and 117148 transitions. [2023-11-29 04:58:22,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 378.6666666666667) internal successors, (1136), 3 states have internal predecessors, (1136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:58:22,525 INFO L276 IsEmpty]: Start isEmpty. Operand 115233 states and 117148 transitions. [2023-11-29 04:58:22,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2898 [2023-11-29 04:58:22,664 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:58:22,665 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:58:22,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-29 04:58:22,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:58:22,866 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:58:22,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:58:22,867 INFO L85 PathProgramCache]: Analyzing trace with hash -104086923, now seen corresponding path program 1 times [2023-11-29 04:58:22,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:58:22,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860082942] [2023-11-29 04:58:22,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:58:22,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:58:23,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:58:26,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8369 backedges. 4256 proven. 0 refuted. 0 times theorem prover too weak. 4113 trivial. 0 not checked. [2023-11-29 04:58:26,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:58:26,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860082942] [2023-11-29 04:58:26,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860082942] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 04:58:26,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 04:58:26,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 04:58:26,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54623434] [2023-11-29 04:58:26,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 04:58:26,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 04:58:26,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:58:26,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 04:58:26,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:58:26,396 INFO L87 Difference]: Start difference. First operand 115233 states and 117148 transitions. Second operand has 3 states, 3 states have (on average 385.3333333333333) internal successors, (1156), 3 states have internal predecessors, (1156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:58:28,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:58:28,986 INFO L93 Difference]: Finished difference Result 231155 states and 235000 transitions. [2023-11-29 04:58:28,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 04:58:28,986 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 385.3333333333333) internal successors, (1156), 3 states have internal predecessors, (1156), 0 states have call successors, (0), 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 2897 [2023-11-29 04:58:28,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:58:29,093 INFO L225 Difference]: With dead ends: 231155 [2023-11-29 04:58:29,093 INFO L226 Difference]: Without dead ends: 116613 [2023-11-29 04:58:29,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 04:58:29,115 INFO L413 NwaCegarLoop]: 194 mSDtfsCounter, 616 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1728 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 616 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 1909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 04:58:29,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [616 Valid, 199 Invalid, 1909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1728 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 04:58:29,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116613 states. [2023-11-29 04:58:30,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116613 to 115923. [2023-11-29 04:58:30,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115923 states, 115922 states have (on average 1.0155966943289454) internal successors, (117730), 115922 states have internal predecessors, (117730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:58:30,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115923 states to 115923 states and 117730 transitions. [2023-11-29 04:58:30,440 INFO L78 Accepts]: Start accepts. Automaton has 115923 states and 117730 transitions. Word has length 2897 [2023-11-29 04:58:30,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:58:30,440 INFO L495 AbstractCegarLoop]: Abstraction has 115923 states and 117730 transitions. [2023-11-29 04:58:30,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 385.3333333333333) internal successors, (1156), 3 states have internal predecessors, (1156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:58:30,441 INFO L276 IsEmpty]: Start isEmpty. Operand 115923 states and 117730 transitions. [2023-11-29 04:58:30,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3058 [2023-11-29 04:58:30,836 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 04:58:30,837 INFO L195 NwaCegarLoop]: trace histogram [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, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-29 04:58:30,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2023-11-29 04:58:30,838 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 04:58:30,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 04:58:30,839 INFO L85 PathProgramCache]: Analyzing trace with hash 294418670, now seen corresponding path program 1 times [2023-11-29 04:58:30,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 04:58:30,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612404697] [2023-11-29 04:58:30,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:58:30,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 04:58:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:58:42,833 INFO L134 CoverageAnalysis]: Checked inductivity of 9786 backedges. 8038 proven. 565 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2023-11-29 04:58:42,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 04:58:42,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612404697] [2023-11-29 04:58:42,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612404697] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 04:58:42,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904180681] [2023-11-29 04:58:42,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 04:58:42,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:58:42,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 04:58:42,835 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 04:58:42,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 04:58:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 04:58:43,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 3418 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 04:58:43,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:58:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 9786 backedges. 7132 proven. 169 refuted. 0 times theorem prover too weak. 2485 trivial. 0 not checked. [2023-11-29 04:58:44,581 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 04:58:45,653 INFO L134 CoverageAnalysis]: Checked inductivity of 9786 backedges. 6821 proven. 65 refuted. 0 times theorem prover too weak. 2900 trivial. 0 not checked. [2023-11-29 04:58:45,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [904180681] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 04:58:45,653 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 04:58:45,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 4] total 13 [2023-11-29 04:58:45,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496137226] [2023-11-29 04:58:45,655 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 04:58:45,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 04:58:45,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 04:58:45,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 04:58:45,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2023-11-29 04:58:45,662 INFO L87 Difference]: Start difference. First operand 115923 states and 117730 transitions. Second operand has 13 states, 13 states have (on average 261.6923076923077) internal successors, (3402), 13 states have internal predecessors, (3402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:59:09,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 04:59:09,299 INFO L93 Difference]: Finished difference Result 267033 states and 271245 transitions. [2023-11-29 04:59:09,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-11-29 04:59:09,299 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 261.6923076923077) internal successors, (3402), 13 states have internal predecessors, (3402), 0 states have call successors, (0), 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 3057 [2023-11-29 04:59:09,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 04:59:09,300 INFO L225 Difference]: With dead ends: 267033 [2023-11-29 04:59:09,300 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 04:59:09,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6154 GetRequests, 6126 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=301, Invalid=569, Unknown=0, NotChecked=0, Total=870 [2023-11-29 04:59:09,350 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 16683 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 34674 mSolverCounterSat, 1907 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16683 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 36581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1907 IncrementalHoareTripleChecker+Valid, 34674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2023-11-29 04:59:09,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16683 Valid, 229 Invalid, 36581 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1907 Valid, 34674 Invalid, 0 Unknown, 0 Unchecked, 21.7s Time] [2023-11-29 04:59:09,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 04:59:09,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 04:59:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:59:09,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 04:59:09,351 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3057 [2023-11-29 04:59:09,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 04:59:09,351 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 04:59:09,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 261.6923076923077) internal successors, (3402), 13 states have internal predecessors, (3402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 04:59:09,351 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 04:59:09,352 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 04:59:09,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 04:59:09,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-29 04:59:09,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 04:59:09,556 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 04:59:20,421 WARN L293 SmtUtils]: Spent 10.86s on a formula simplification. DAG size of input: 545 DAG size of output: 543 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-11-29 04:59:24,560 INFO L899 garLoopResultBuilder]: For program point L4065(lines 4065 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,560 INFO L899 garLoopResultBuilder]: For program point L3801(lines 3801 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L234(lines 234 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L4198(lines 4198 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L2084(lines 2084 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L1820(lines 1820 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L3670(lines 3670 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L2613(lines 2613 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L2217(lines 2217 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L3539(lines 3539 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L1161(lines 1161 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L3143(lines 3143 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,561 INFO L899 garLoopResultBuilder]: For program point L3011(lines 3011 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L2879(lines 2879 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L765(lines 765 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L1294(lines 1294 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L1955(lines 1955 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L3937(lines 3937 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L1691(lines 1691 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L502(lines 502 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L2484(lines 2484 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L370(lines 370 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L635(lines 635 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,562 INFO L899 garLoopResultBuilder]: For program point L1560(lines 1560 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L3410(lines 3410 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L3014(lines 3014 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L4071(lines 4071 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L900(lines 900 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L2750(lines 2750 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L3807(lines 3807 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L2354(lines 2354 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L3279(lines 3279 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L2090(lines 2090 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,563 INFO L899 garLoopResultBuilder]: For program point L2223(lines 2223 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L4205(lines 4205 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L1827(lines 1827 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L2620(lines 2620 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L3677(lines 3677 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L3545(lines 3545 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L1167(lines 1167 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L3149(lines 3149 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L2886(lines 2886 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,564 INFO L899 garLoopResultBuilder]: For program point L3943(lines 3943 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L2490(lines 2490 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L4076(lines 4076 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L1962(lines 1962 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L2359(lines 2359 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L906(lines 906 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L1567(lines 1567 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L1435(lines 1435 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,565 INFO L899 garLoopResultBuilder]: For program point L3417(lines 3417 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L3285(lines 3285 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L3021(lines 3021 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L3814(lines 3814 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L2757(lines 2757 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L4211(lines 4211 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L2097(lines 2097 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L1833(lines 1833 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L776(lines 776 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L3551(lines 3551 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L2230(lines 2230 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,566 INFO L899 garLoopResultBuilder]: For program point L1173(lines 1173 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L3155(lines 3155 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L3684(lines 3684 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L2627(lines 2627 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L513(lines 513 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L4081(lines 4081 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L2892(lines 2892 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L3949(lines 3949 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L1043(lines 1043 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,567 INFO L899 garLoopResultBuilder]: For program point L2497(lines 2497 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L1969(lines 1969 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L1573(lines 1573 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L2366(lines 2366 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L3423(lines 3423 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L1442(lines 1442 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L3292(lines 3292 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L3028(lines 3028 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L2764(lines 2764 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,568 INFO L899 garLoopResultBuilder]: For program point L3821(lines 3821 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L3557(lines 3557 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L2236(lines 2236 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L4218(lines 4218 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L1179(lines 1179 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L2104(lines 2104 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L4086(lines 4086 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L1840(lines 1840 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L783(lines 783 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L255(lines 255 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L3162(lines 3162 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,569 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L2634(lines 2634 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L3691(lines 3691 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L1049(lines 1049 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L3956(lines 3956 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L2899(lines 2899 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L653(lines 653 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L2503(lines 2503 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L1314(lines 1314 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L1579(lines 1579 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L3429(lines 3429 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,570 INFO L899 garLoopResultBuilder]: For program point L1976(lines 1976 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L3033(lines 3033 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L919(lines 919 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L2373(lines 2373 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L3298(lines 3298 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L1845(lines 1845 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L3563(lines 3563 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L3167(lines 3167 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L3828(lines 3828 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,571 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L1186(lines 1186 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L2243(lines 2243 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L4225(lines 4225 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L2111(lines 2111 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L4093(lines 4093 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L2640(lines 2640 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L2508(lines 2508 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L1055(lines 1055 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L2905(lines 2905 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,572 INFO L899 garLoopResultBuilder]: For program point L659(lines 659 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L3698(lines 3698 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L1981(lines 1981 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L3963(lines 3963 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 133) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L3435(lines 3435 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L1321(lines 1321 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L1586(lines 1586 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L3304(lines 3304 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,573 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L3040(lines 3040 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L1851(lines 1851 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L2776(lines 2776 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L2380(lines 2380 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L3834(lines 3834 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L3570(lines 3570 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L2249(lines 2249 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L3174(lines 3174 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L2646(lines 2646 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,574 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L2514(lines 2514 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L268(lines 268 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L1193(lines 1193 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L2118(lines 2118 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L4232(lines 4232 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L1061(lines 1061 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L4100(lines 4100 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L2911(lines 2911 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L1722(lines 1722 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L666(lines 666 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L3705(lines 3705 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,575 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L1988(lines 1988 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L3970(lines 3970 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L403(lines 403 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L3442(lines 3442 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L1857(lines 1857 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L800(lines 800 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L2782(lines 2782 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L2386(lines 2386 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L3311(lines 3311 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L3047(lines 3047 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,576 INFO L899 garLoopResultBuilder]: For program point L3840(lines 3840 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L1462(lines 1462 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L273(lines 273 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L2255(lines 2255 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L2520(lines 2520 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L3577(lines 3577 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L2124(lines 2124 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L3181(lines 3181 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L4106(lines 4106 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L1728(lines 1728 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L2653(lines 2653 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,577 INFO L899 garLoopResultBuilder]: For program point L4239(lines 4239 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L1068(lines 1068 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L2918(lines 2918 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L1333(lines 1333 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L3976(lines 3976 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L3712(lines 3712 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L1598(lines 1598 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L3052(lines 3052 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,578 INFO L899 garLoopResultBuilder]: For program point L1995(lines 1995 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L938(lines 938 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L3845(lines 3845 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L2392(lines 2392 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L1864(lines 1864 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L807(lines 807 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L2789(lines 2789 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L3318(lines 3318 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L2261(lines 2261 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L2526(lines 2526 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L3583(lines 3583 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L1469(lines 1469 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,579 INFO L899 garLoopResultBuilder]: For program point L280(lines 280 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L3187(lines 3187 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L2659(lines 2659 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L545(lines 545 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L2131(lines 2131 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L4113(lines 4113 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point calculate_output2_returnLabel#1(lines 1650 3061) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L1735(lines 1735 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L4246(lines 4246 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L1075(lines 1075 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,580 INFO L899 garLoopResultBuilder]: For program point L2000(lines 2000 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L2925(lines 2925 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L3454(lines 3454 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L1340(lines 1340 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L2397(lines 2397 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L3983(lines 3983 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L3719(lines 3719 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L1870(lines 1870 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,581 INFO L899 garLoopResultBuilder]: For program point L3852(lines 3852 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L2796(lines 2796 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L2532(lines 2532 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L3589(lines 3589 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L1475(lines 1475 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L2268(lines 2268 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L3325(lines 3325 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L3193(lines 3193 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L1740(lines 1740 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L2665(lines 2665 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,582 INFO L899 garLoopResultBuilder]: For program point L4119(lines 4119 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L2138(lines 2138 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L2006(lines 2006 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L2931(lines 2931 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L1346(lines 1346 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L2403(lines 2403 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L4253(lines 4253 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L1082(lines 1082 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L3989(lines 3989 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,583 INFO L899 garLoopResultBuilder]: For program point L686(lines 686 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L3461(lines 3461 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L951(lines 951 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L1876(lines 1876 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L3858(lines 3858 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L3726(lines 3726 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L3594(lines 3594 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L3066(lines 3066 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L2802(lines 2802 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L2538(lines 2538 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,584 INFO L899 garLoopResultBuilder]: For program point L2274(lines 2274 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L3199(lines 3199 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L2671(lines 2671 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L3332(lines 3332 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L1747(lines 1747 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L4126(lines 4126 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L2937(lines 2937 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L2409(lines 2409 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,585 INFO L899 garLoopResultBuilder]: For program point L1220(lines 1220 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L1088(lines 1088 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L2145(lines 2145 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L2013(lines 2013 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L3995(lines 3995 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L1353(lines 1353 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L3864(lines 3864 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L693(lines 693 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L3468(lines 3468 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L1883(lines 1883 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,586 INFO L899 garLoopResultBuilder]: For program point L2808(lines 2808 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L3733(lines 3733 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L2544(lines 2544 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L3601(lines 3601 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L3073(lines 3073 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L2677(lines 2677 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L1356(lines 1356 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L4263(lines 4263 4279) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L2281(lines 2281 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L3206(lines 3206 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L2942(lines 2942 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,587 INFO L899 garLoopResultBuilder]: For program point L828(lines 828 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L1489(lines 1489 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L3339(lines 3339 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L4132(lines 4132 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 38) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L36-2(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L1754(lines 1754 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L1094(lines 1094 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L2151(lines 2151 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L4001(lines 4001 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L566(lines 566 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,588 INFO L899 garLoopResultBuilder]: For program point L2416(lines 2416 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L1227(lines 1227 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L2020(lines 2020 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L699(lines 699 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L3474(lines 3474 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L1889(lines 1889 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L3871(lines 3871 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L2550(lines 2550 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L3607(lines 3607 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L436(lines 436 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,589 INFO L899 garLoopResultBuilder]: For program point L2815(lines 2815 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,590 INFO L899 garLoopResultBuilder]: For program point L3740(lines 3740 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,590 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,590 INFO L899 garLoopResultBuilder]: For program point L1362(lines 1362 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,590 INFO L899 garLoopResultBuilder]: For program point L305(lines 305 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,590 INFO L899 garLoopResultBuilder]: For program point L2287(lines 2287 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,590 INFO L895 garLoopResultBuilder]: At program point L4269-2(lines 4269 4278) the Hoare annotation is: (let ((.cse22 (= ~a15~0 4))) (let ((.cse0 (<= ~a24~0 1)) (.cse16 (<= ~a3~0 295631)) (.cse26 (<= 116 ~a3~0)) (.cse3 (<= ~a3~0 589108)) (.cse27 (<= (+ ~a3~0 18) 0)) (.cse23 (<= ~a3~0 115)) (.cse11 (not .cse22)) (.cse1 (not (= ~a24~0 0))) (.cse21 (<= ~a24~0 2)) (.cse19 (<= ~a3~0 306)) (.cse28 (<= 12 ~a18~0)) (.cse12 (= ~a18~0 9)) (.cse25 (exists ((v_~a3~0_1990 Int)) (and (<= v_~a3~0_1990 115) (<= ~a3~0 (+ 540399 (div (* 9 v_~a3~0_1990) 50)))))) (.cse24 (= ~a18~0 11)) (.cse13 (<= ~a15~0 5)) (.cse15 (<= 307 ~a3~0)) (.cse4 (<= 11 ~a18~0)) (.cse18 (<= ~a3~0 417)) (.cse9 (<= ~a24~0 0)) (.cse5 (<= 6 ~a15~0)) (.cse7 (<= ~a3~0 599999)) (.cse20 (<= ~a3~0 415)) (.cse8 (= ~a18~0 10)) (.cse17 (<= 4 ~a24~0)) (.cse14 (<= ~a18~0 8)) (.cse10 (<= ~a15~0 4)) (.cse6 (= ~a24~0 3)) (.cse2 (<= ~a3~0 53814))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse1) (and .cse5 .cse6 .cse7 .cse8) (and .cse9 (exists ((v_~a3~0_1990 Int)) (and (<= v_~a3~0_1990 115) (<= (+ 59854 ~a3~0) (div (* 9 v_~a3~0_1990) 50)))) .cse10) (and .cse9 .cse7 .cse11 .cse12 .cse13) (and .cse6 .cse14 .cse15 .cse16 .cse13) (and .cse7 .cse11 .cse8 .cse17 .cse13) (and .cse15 .cse10 .cse3 .cse12 .cse17) (and .cse6 .cse14 .cse15 .cse18) (and .cse9 .cse5 .cse14 (<= (div (+ ~a3~0 (- 600092)) 5) 417)) (and .cse9 .cse19 .cse4) (and .cse20 .cse14 .cse15 .cse17 .cse13) (and .cse21 .cse10 .cse1) (and (or (and .cse22 .cse4) (and .cse22 .cse8)) (<= (+ 186884 ~a3~0) 0)) (and .cse21 .cse23 .cse13 .cse1) (and .cse5 .cse6 .cse24 .cse25) (and .cse9 .cse15 .cse10) (and .cse6 .cse19 .cse10 .cse26) (and .cse5 .cse6 .cse19) (and .cse6 .cse15 .cse16 .cse8) (and .cse6 .cse19 .cse14 .cse26) (and .cse27 .cse17 .cse13 .cse28) (and .cse6 .cse15 .cse11 .cse3 .cse4 .cse13) (and .cse5 .cse21 .cse15 .cse3) (and .cse21 .cse27 .cse1) (and .cse6 .cse14 .cse7 .cse15 .cse10) (and .cse21 .cse8 .cse13 .cse25) (and .cse6 .cse22 .cse12 (<= ~a3~0 99)) (and .cse21 .cse19 .cse14) (and .cse6 .cse23 .cse11 .cse4) (and .cse9 .cse7 .cse15 .cse12) (and .cse21 .cse12 .cse1 .cse25) (and .cse9 .cse5 .cse7 .cse4) (and .cse5 .cse21 .cse7 .cse12 .cse1) (and .cse7 .cse10 .cse24 .cse17) (and .cse21 .cse15 .cse4 .cse1 .cse25) (and .cse5 .cse21 .cse19 .cse4) (and .cse20 .cse15 (<= ~a24~0 3) .cse4 .cse13) (and .cse19 .cse10 .cse17 .cse28) (and .cse5 .cse6 .cse12 .cse25) (and .cse20 .cse24 .cse13) (and .cse15 .cse10 .cse4 .cse18) (and .cse9 .cse5 .cse7 .cse8) (and .cse20 .cse10 .cse8 .cse17) (and .cse14 .cse10 (not .cse6) .cse2)))) [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L3080(lines 3080 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L2684(lines 2684 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L3213(lines 3213 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L2949(lines 2949 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L1760(lines 1760 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L1496(lines 1496 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L3346(lines 3346 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L1100(lines 1100 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,591 INFO L899 garLoopResultBuilder]: For program point L4139(lines 4139 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L308(lines 308 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L2158(lines 2158 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L2026(lines 2026 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L4008(lines 4008 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L1894(lines 1894 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L3612(lines 3612 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L2423(lines 2423 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,592 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L970(lines 970 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L3877(lines 3877 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L2556(lines 2556 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L442(lines 442 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L3481(lines 3481 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L4274(line 4274) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L2821(lines 2821 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L3086(lines 3086 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L3747(lines 3747 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L2294(lines 2294 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,593 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L1766(lines 1766 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L2691(lines 2691 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L3352(lines 3352 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L3220(lines 3220 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L1503(lines 1503 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L4146(lines 4146 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L2032(lines 2032 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L711(lines 711 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L3618(lines 3618 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,594 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L2165(lines 2165 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L4015(lines 4015 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L1901(lines 1901 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L3883(lines 3883 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L2430(lines 2430 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L3487(lines 3487 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L2827(lines 2827 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,595 INFO L899 garLoopResultBuilder]: For program point L2563(lines 2563 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L3092(lines 3092 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L3753(lines 3753 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L2300(lines 2300 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L1772(lines 1772 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L1640(lines 1640 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L2697(lines 2697 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L2962(lines 2962 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,596 INFO L899 garLoopResultBuilder]: For program point L848(lines 848 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L3359(lines 3359 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L3227(lines 3227 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L4020(lines 4020 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L3624(lines 3624 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L1510(lines 1510 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L1114(lines 1114 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L2171(lines 2171 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L4153(lines 4153 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L2039(lines 2039 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,597 INFO L899 garLoopResultBuilder]: For program point L2568(lines 2568 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L2436(lines 2436 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L1908(lines 1908 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L3890(lines 3890 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L3494(lines 3494 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L2834(lines 2834 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L1777(lines 1777 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,598 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L3099(lines 3099 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L3760(lines 3760 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L2703(lines 2703 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L1382(lines 1382 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L2307(lines 2307 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L3232(lines 3232 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L2968(lines 2968 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L854(lines 854 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L3365(lines 3365 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L4026(lines 4026 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L723(lines 723 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,599 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L4159(lines 4159 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L3631(lines 3631 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L1517(lines 1517 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L2178(lines 2178 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L1121(lines 1121 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L2046(lines 2046 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L3896(lines 3896 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L1782(lines 1782 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L593(lines 593 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L2575(lines 2575 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L2443(lines 2443 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L1254(lines 1254 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,600 INFO L899 garLoopResultBuilder]: For program point L990(lines 990 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L1915(lines 1915 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L3501(lines 3501 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L2841(lines 2841 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L3106(lines 3106 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L860(lines 860 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L2710(lines 2710 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L3767(lines 3767 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L1653(lines 1653 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,601 INFO L899 garLoopResultBuilder]: For program point L1389(lines 1389 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L2314(lines 2314 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L3239(lines 3239 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L4032(lines 4032 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L2975(lines 2975 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L1522(lines 1522 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L3372(lines 3372 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L3637(lines 3637 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L4166(lines 4166 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L2052(lines 2052 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,602 INFO L899 garLoopResultBuilder]: For program point L1788(lines 1788 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L2581(lines 2581 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L1128(lines 1128 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L2185(lines 2185 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L3903(lines 3903 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L2450(lines 2450 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L997(lines 997 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L1922(lines 1922 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L2847(lines 2847 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,603 INFO L899 garLoopResultBuilder]: For program point L1658(lines 1658 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L3508(lines 3508 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L3245(lines 3245 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L3113(lines 3113 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L4038(lines 4038 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L3774(lines 3774 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L2717(lines 2717 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L1528(lines 1528 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L3378(lines 3378 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L2321(lines 2321 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,604 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L2982(lines 2982 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L3643(lines 3643 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L4172(lines 4172 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L2058(lines 2058 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L1794(lines 1794 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L1134(lines 1134 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L2191(lines 2191 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L3909(lines 3909 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L2588(lines 2588 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,605 INFO L899 garLoopResultBuilder]: For program point L2456(lines 2456 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L2853(lines 2853 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L3514(lines 3514 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L3118(lines 3118 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L1929(lines 1929 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L1665(lines 1665 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L1533(lines 1533 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L476(lines 476 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L2987(lines 2987 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,606 INFO L899 garLoopResultBuilder]: For program point L2723(lines 2723 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L3252(lines 3252 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L4045(lines 4045 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L3781(lines 3781 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point calculate_output3_returnLabel#1(lines 3063 4261) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L3385(lines 3385 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L2064(lines 2064 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L611(lines 611 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,607 INFO L899 garLoopResultBuilder]: For program point L3650(lines 3650 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L2197(lines 2197 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L4179(lines 4179 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L1801(lines 1801 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L2594(lines 2594 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L1273(lines 1273 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L216-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L3123(lines 3123 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L3916(lines 3916 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,608 INFO L899 garLoopResultBuilder]: For program point L3520(lines 3520 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L2463(lines 2463 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L2860(lines 2860 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L1539(lines 1539 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L1936(lines 1936 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L2993(lines 2993 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L1672(lines 1672 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L2729(lines 2729 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L483(lines 483 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L4051(lines 4051 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L880(lines 880 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,609 INFO L899 garLoopResultBuilder]: For program point L1409(lines 1409 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L2334(lines 2334 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L3259(lines 3259 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L1806(lines 1806 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L749(lines 749 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L3788(lines 3788 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L3656(lines 3656 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L3392(lines 3392 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L2203(lines 2203 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L4185(lines 4185 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L2071(lines 2071 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L2600(lines 2600 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,610 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L1280(lines 1280 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L1148(lines 1148 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L3130(lines 3130 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L2998(lines 2998 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L2866(lines 2866 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L3923(lines 3923 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L2470(lines 2470 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L3527(lines 3527 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L1942(lines 1942 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L1546(lines 1546 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,611 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L2736(lines 2736 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L490(lines 490 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L1415(lines 1415 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L3265(lines 3265 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L4058(lines 4058 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L887(lines 887 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L3794(lines 3794 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L3398(lines 3398 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L2341(lines 2341 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,612 INFO L899 garLoopResultBuilder]: For program point L2077(lines 2077 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L1813(lines 1813 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L3663(lines 3663 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L2210(lines 2210 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L4192(lines 4192 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L2607(lines 2607 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L3136(lines 3136 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L3004(lines 3004 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L2872(lines 2872 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L3533(lines 3533 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,613 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L1948(lines 1948 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L3930(lines 3930 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L759(lines 759 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L2477(lines 2477 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 35 1648) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L1553(lines 1553 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L893(lines 893 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L1686(lines 1686 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L2743(lines 2743 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L629(lines 629 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,614 INFO L899 garLoopResultBuilder]: For program point L1422(lines 1422 1646) no Hoare annotation was computed. [2023-11-29 04:59:24,615 INFO L899 garLoopResultBuilder]: For program point L3404(lines 3404 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,615 INFO L899 garLoopResultBuilder]: For program point L2347(lines 2347 3059) no Hoare annotation was computed. [2023-11-29 04:59:24,615 INFO L899 garLoopResultBuilder]: For program point L3272(lines 3272 4259) no Hoare annotation was computed. [2023-11-29 04:59:24,617 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 04:59:24,619 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 04:59:24,635 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && 59854 + ~a3~0 <= 9 * v_~a3~0_1990 / 50) could not be translated [2023-11-29 04:59:24,637 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated [2023-11-29 04:59:24,639 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated [2023-11-29 04:59:24,640 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated [2023-11-29 04:59:24,641 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated [2023-11-29 04:59:24,641 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated [2023-11-29 04:59:24,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 04:59:24 BoogieIcfgContainer [2023-11-29 04:59:24,643 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 04:59:24,643 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 04:59:24,643 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 04:59:24,644 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 04:59:24,644 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 04:54:56" (3/4) ... [2023-11-29 04:59:24,646 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 04:59:24,696 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-29 04:59:24,705 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-29 04:59:24,713 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 04:59:24,721 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 04:59:25,209 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 04:59:25,210 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 04:59:25,210 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 04:59:25,210 INFO L158 Benchmark]: Toolchain (without parser) took 273937.07ms. Allocated memory was 167.8MB in the beginning and 7.3GB in the end (delta: 7.1GB). Free memory was 118.8MB in the beginning and 6.0GB in the end (delta: -5.8GB). Peak memory consumption was 3.4GB. Max. memory is 16.1GB. [2023-11-29 04:59:25,210 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 04:59:25,211 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1462.35ms. Allocated memory is still 167.8MB. Free memory was 118.8MB in the beginning and 106.3MB in the end (delta: 12.5MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. [2023-11-29 04:59:25,211 INFO L158 Benchmark]: Boogie Procedure Inliner took 193.50ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 63.8MB in the end (delta: 42.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-29 04:59:25,212 INFO L158 Benchmark]: Boogie Preprocessor took 380.52ms. Allocated memory was 167.8MB in the beginning and 276.8MB in the end (delta: 109.1MB). Free memory was 63.8MB in the beginning and 156.3MB in the end (delta: -92.5MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-11-29 04:59:25,212 INFO L158 Benchmark]: RCFGBuilder took 3652.16ms. Allocated memory was 276.8MB in the beginning and 408.9MB in the end (delta: 132.1MB). Free memory was 156.3MB in the beginning and 287.1MB in the end (delta: -130.9MB). Peak memory consumption was 114.5MB. Max. memory is 16.1GB. [2023-11-29 04:59:25,212 INFO L158 Benchmark]: TraceAbstraction took 267675.25ms. Allocated memory was 408.9MB in the beginning and 7.3GB in the end (delta: 6.9GB). Free memory was 286.1MB in the beginning and 3.9GB in the end (delta: -3.6GB). Peak memory consumption was 3.3GB. Max. memory is 16.1GB. [2023-11-29 04:59:25,213 INFO L158 Benchmark]: Witness Printer took 566.47ms. Allocated memory is still 7.3GB. Free memory was 3.9GB in the beginning and 6.0GB in the end (delta: -2.1GB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 04:59:25,214 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1462.35ms. Allocated memory is still 167.8MB. Free memory was 118.8MB in the beginning and 106.3MB in the end (delta: 12.5MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 193.50ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 63.8MB in the end (delta: 42.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 380.52ms. Allocated memory was 167.8MB in the beginning and 276.8MB in the end (delta: 109.1MB). Free memory was 63.8MB in the beginning and 156.3MB in the end (delta: -92.5MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3652.16ms. Allocated memory was 276.8MB in the beginning and 408.9MB in the end (delta: 132.1MB). Free memory was 156.3MB in the beginning and 287.1MB in the end (delta: -130.9MB). Peak memory consumption was 114.5MB. Max. memory is 16.1GB. * TraceAbstraction took 267675.25ms. Allocated memory was 408.9MB in the beginning and 7.3GB in the end (delta: 6.9GB). Free memory was 286.1MB in the beginning and 3.9GB in the end (delta: -3.6GB). Peak memory consumption was 3.3GB. Max. memory is 16.1GB. * Witness Printer took 566.47ms. Allocated memory is still 7.3GB. Free memory was 3.9GB in the beginning and 6.0GB in the end (delta: -2.1GB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && 59854 + ~a3~0 <= 9 * v_~a3~0_1990 / 50) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_~a3~0_1990 : int :: v_~a3~0_1990 <= 115 && ~a3~0 <= 540399 + 9 * v_~a3~0_1990 / 50) could not be translated * 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: 133]: 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, 695 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 267.6s, OverallIterations: 32, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.8s, AutomataDifference: 103.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34918 SdHoareTripleChecker+Valid, 90.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34918 mSDsluCounter, 19347 SdHoareTripleChecker+Invalid, 77.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 403 mSDsCounter, 11787 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 98364 IncrementalHoareTripleChecker+Invalid, 110151 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11787 mSolverCounterUnsat, 18944 mSDtfsCounter, 98364 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34831 GetRequests, 34690 SyntacticMatches, 0 SemanticMatches, 141 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115923occurred in iteration=29, InterpolantAutomatonStates: 124, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 16.7s AutomataMinimizationTime, 32 MinimizatonAttempts, 44160 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 234 NumberOfFragments, 687 HoareAnnotationTreeSize, 1 FomulaSimplifications, 23264 FormulaSimplificationTreeSizeReduction, 10.9s HoareSimplificationTime, 1 FomulaSimplificationsInter, 8188 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.3s SsaConstructionTime, 8.0s SatisfiabilityAnalysisTime, 112.0s InterpolantComputationTime, 81657 NumberOfCodeBlocks, 81657 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 84664 ConstructedInterpolants, 581 QuantifiedInterpolants, 241290 SizeOfPredicates, 3 NumberOfNonLiveVariables, 35626 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 50 InterpolantComputations, 31 PerfectInterpolantSequences, 159963/166990 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: 4269]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((a24 <= 1) && !((a24 == 0))) && (a3 <= 53814)) || ((((a24 <= 1) && (a3 <= 589108)) && (11 <= a18)) && !((a24 == 0)))) || ((((6 <= a15) && (a24 == 3)) && (a3 <= 599999)) && (a18 == 10))) || ((a24 <= 0) && (a15 <= 4))) || (((((a24 <= 0) && (a3 <= 599999)) && !((a15 == 4))) && (a18 == 9)) && (a15 <= 5))) || (((((a24 == 3) && (a18 <= 8)) && (307 <= a3)) && (a3 <= 295631)) && (a15 <= 5))) || (((((a3 <= 599999) && !((a15 == 4))) && (a18 == 10)) && (4 <= a24)) && (a15 <= 5))) || (((((307 <= a3) && (a15 <= 4)) && (a3 <= 589108)) && (a18 == 9)) && (4 <= a24))) || ((((a24 == 3) && (a18 <= 8)) && (307 <= a3)) && (a3 <= 417))) || ((((a24 <= 0) && (6 <= a15)) && (a18 <= 8)) && (((a3 + -600092) / 5) <= 417))) || (((a24 <= 0) && (a3 <= 306)) && (11 <= a18))) || (((((a3 <= 415) && (a18 <= 8)) && (307 <= a3)) && (4 <= a24)) && (a15 <= 5))) || (((a24 <= 2) && (a15 <= 4)) && !((a24 == 0)))) || ((((a15 == 4) && (11 <= a18)) || ((a15 == 4) && (a18 == 10))) && ((186884 + a3) <= 0))) || ((((a24 <= 2) && (a3 <= 115)) && (a15 <= 5)) && !((a24 == 0)))) || (((6 <= a15) && (a24 == 3)) && (a18 == 11))) || (((a24 <= 0) && (307 <= a3)) && (a15 <= 4))) || ((((a24 == 3) && (a3 <= 306)) && (a15 <= 4)) && (116 <= a3))) || (((6 <= a15) && (a24 == 3)) && (a3 <= 306))) || ((((a24 == 3) && (307 <= a3)) && (a3 <= 295631)) && (a18 == 10))) || ((((a24 == 3) && (a3 <= 306)) && (a18 <= 8)) && (116 <= a3))) || (((((a3 + 18) <= 0) && (4 <= a24)) && (a15 <= 5)) && (12 <= a18))) || ((((((a24 == 3) && (307 <= a3)) && !((a15 == 4))) && (a3 <= 589108)) && (11 <= a18)) && (a15 <= 5))) || ((((6 <= a15) && (a24 <= 2)) && (307 <= a3)) && (a3 <= 589108))) || (((a24 <= 2) && ((a3 + 18) <= 0)) && !((a24 == 0)))) || (((((a24 == 3) && (a18 <= 8)) && (a3 <= 599999)) && (307 <= a3)) && (a15 <= 4))) || (((a24 <= 2) && (a18 == 10)) && (a15 <= 5))) || ((((a24 == 3) && (a15 == 4)) && (a18 == 9)) && (a3 <= 99))) || (((a24 <= 2) && (a3 <= 306)) && (a18 <= 8))) || ((((a24 == 3) && (a3 <= 115)) && !((a15 == 4))) && (11 <= a18))) || ((((a24 <= 0) && (a3 <= 599999)) && (307 <= a3)) && (a18 == 9))) || (((a24 <= 2) && (a18 == 9)) && !((a24 == 0)))) || ((((a24 <= 0) && (6 <= a15)) && (a3 <= 599999)) && (11 <= a18))) || (((((6 <= a15) && (a24 <= 2)) && (a3 <= 599999)) && (a18 == 9)) && !((a24 == 0)))) || ((((a3 <= 599999) && (a15 <= 4)) && (a18 == 11)) && (4 <= a24))) || ((((a24 <= 2) && (307 <= a3)) && (11 <= a18)) && !((a24 == 0)))) || ((((6 <= a15) && (a24 <= 2)) && (a3 <= 306)) && (11 <= a18))) || (((((a3 <= 415) && (307 <= a3)) && (a24 <= 3)) && (11 <= a18)) && (a15 <= 5))) || ((((a3 <= 306) && (a15 <= 4)) && (4 <= a24)) && (12 <= a18))) || (((6 <= a15) && (a24 == 3)) && (a18 == 9))) || (((a3 <= 415) && (a18 == 11)) && (a15 <= 5))) || ((((307 <= a3) && (a15 <= 4)) && (11 <= a18)) && (a3 <= 417))) || ((((a24 <= 0) && (6 <= a15)) && (a3 <= 599999)) && (a18 == 10))) || ((((a3 <= 415) && (a15 <= 4)) && (a18 == 10)) && (4 <= a24))) || ((((a18 <= 8) && (a15 <= 4)) && !((a24 == 3))) && (a3 <= 53814))) RESULT: Ultimate proved your program to be correct! [2023-11-29 04:59:25,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_903d9776-3a08-4a7e-8aed-2ebc38db53f1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE