./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7743788eb05cb3443d5449a0c3250a50955573eb924e62e5cc797e3ef82e3ba3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:00:54,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:00:54,825 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:00:54,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:00:54,831 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:00:54,866 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:00:54,867 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:00:54,868 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:00:54,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:00:54,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:00:54,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:00:54,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:00:54,871 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:00:54,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:00:54,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:00:54,872 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:00:54,873 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:00:54,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:00:54,874 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:00:54,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:00:54,875 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:00:54,879 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:00:54,879 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:00:54,879 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:00:54,880 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:00:54,880 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:00:54,882 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:00:54,883 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:00:54,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:00:54,884 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:00:54,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:00:54,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:00:54,886 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:00:54,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:00:54,886 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:00:54,887 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:00:54,887 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:00:54,887 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:00:54,887 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:00:54,887 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_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7743788eb05cb3443d5449a0c3250a50955573eb924e62e5cc797e3ef82e3ba3 [2023-11-06 22:00:55,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:00:55,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:00:55,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:00:55,244 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:00:55,245 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:00:55,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i [2023-11-06 22:00:58,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:00:58,634 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:00:58,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i [2023-11-06 22:00:58,659 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/data/1255e8209/9614d0456ff74157a63f128fa1add5e3/FLAG3ede84a91 [2023-11-06 22:00:58,674 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/data/1255e8209/9614d0456ff74157a63f128fa1add5e3 [2023-11-06 22:00:58,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:00:58,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:00:58,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:00:58,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:00:58,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:00:58,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:00:58" (1/1) ... [2023-11-06 22:00:58,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ecf8fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:58, skipping insertion in model container [2023-11-06 22:00:58,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:00:58" (1/1) ... [2023-11-06 22:00:58,776 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:00:59,435 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_7565dcab-45e7-4744-9475-becfed2d487c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[44118,44131] [2023-11-06 22:00:59,448 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_7565dcab-45e7-4744-9475-becfed2d487c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[44660,44673] [2023-11-06 22:00:59,555 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_7565dcab-45e7-4744-9475-becfed2d487c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[56247,56260] [2023-11-06 22:00:59,556 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_7565dcab-45e7-4744-9475-becfed2d487c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[56368,56381] [2023-11-06 22:00:59,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:00:59,575 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:00:59,630 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_7565dcab-45e7-4744-9475-becfed2d487c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[44118,44131] [2023-11-06 22:00:59,633 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_7565dcab-45e7-4744-9475-becfed2d487c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[44660,44673] [2023-11-06 22:00:59,725 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_7565dcab-45e7-4744-9475-becfed2d487c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[56247,56260] [2023-11-06 22:00:59,726 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_7565dcab-45e7-4744-9475-becfed2d487c/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i[56368,56381] [2023-11-06 22:00:59,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:00:59,816 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:00:59,823 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:00:59,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59 WrapperNode [2023-11-06 22:00:59,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:00:59,824 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:00:59,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:00:59,825 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:00:59,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:00:59,876 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:00:59,964 INFO L138 Inliner]: procedures = 282, calls = 294, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1373 [2023-11-06 22:00:59,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:00:59,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:00:59,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:00:59,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:00:59,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:00:59,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:00:59,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:00:59,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:01:00,123 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:01:00,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:01:00,165 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:01:00,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:01:00,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:01:00,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:01:00,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:01:00,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:01:00,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:01:00,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:01:00,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:00,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:01:00,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:01:00,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:01:00,290 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-06 22:01:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:01:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:01:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-11-06 22:01:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-11-06 22:01:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:01:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-06 22:01:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-06 22:01:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:01:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:01:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:01:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-11-06 22:01:00,294 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-11-06 22:01:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:01:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-11-06 22:01:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-11-06 22:01:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:01:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:01:00,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:01:00,568 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:01:00,570 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:01:02,050 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:01:02,061 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:01:02,061 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-06 22:01:02,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:01:02 BoogieIcfgContainer [2023-11-06 22:01:02,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:01:02,067 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:01:02,067 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:01:02,070 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:01:02,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:00:58" (1/3) ... [2023-11-06 22:01:02,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bd0510c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:01:02, skipping insertion in model container [2023-11-06 22:01:02,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59" (2/3) ... [2023-11-06 22:01:02,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bd0510c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:01:02, skipping insertion in model container [2023-11-06 22:01:02,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:01:02" (3/3) ... [2023-11-06 22:01:02,073 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test6-1.i [2023-11-06 22:01:02,092 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:01:02,093 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-11-06 22:01:02,156 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:01:02,163 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7ba26bb5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:01:02,164 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-06 22:01:02,170 INFO L276 IsEmpty]: Start isEmpty. Operand has 393 states, 371 states have (on average 1.6657681940700808) internal successors, (618), 375 states have internal predecessors, (618), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-06 22:01:02,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-06 22:01:02,178 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:02,179 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:02,179 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:02,184 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:02,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1053908008, now seen corresponding path program 1 times [2023-11-06 22:01:02,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:02,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880425961] [2023-11-06 22:01:02,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:02,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:02,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:02,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:02,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880425961] [2023-11-06 22:01:02,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880425961] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:02,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:02,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:01:02,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340337449] [2023-11-06 22:01:02,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:02,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:01:02,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:02,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:01:02,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:01:02,417 INFO L87 Difference]: Start difference. First operand has 393 states, 371 states have (on average 1.6657681940700808) internal successors, (618), 375 states have internal predecessors, (618), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:02,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:02,529 INFO L93 Difference]: Finished difference Result 781 states and 1296 transitions. [2023-11-06 22:01:02,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:01:02,532 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 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 8 [2023-11-06 22:01:02,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:02,554 INFO L225 Difference]: With dead ends: 781 [2023-11-06 22:01:02,554 INFO L226 Difference]: Without dead ends: 386 [2023-11-06 22:01:02,563 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 [2023-11-06 22:01:02,581 INFO L413 NwaCegarLoop]: 571 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:02,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 571 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:01:02,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2023-11-06 22:01:02,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 386. [2023-11-06 22:01:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 365 states have (on average 1.484931506849315) internal successors, (542), 370 states have internal predecessors, (542), 13 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:01:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 567 transitions. [2023-11-06 22:01:02,698 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 567 transitions. Word has length 8 [2023-11-06 22:01:02,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:02,698 INFO L495 AbstractCegarLoop]: Abstraction has 386 states and 567 transitions. [2023-11-06 22:01:02,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:02,699 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 567 transitions. [2023-11-06 22:01:02,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-06 22:01:02,700 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:02,700 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:02,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:01:02,708 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:02,708 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:02,709 INFO L85 PathProgramCache]: Analyzing trace with hash -719765386, now seen corresponding path program 1 times [2023-11-06 22:01:02,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:02,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023565942] [2023-11-06 22:01:02,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:02,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:02,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:02,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023565942] [2023-11-06 22:01:02,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023565942] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:02,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:02,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:01:02,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752705304] [2023-11-06 22:01:02,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:02,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:01:02,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:03,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:01:03,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:01:03,000 INFO L87 Difference]: Start difference. First operand 386 states and 567 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:03,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:03,525 INFO L93 Difference]: Finished difference Result 861 states and 1284 transitions. [2023-11-06 22:01:03,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:01:03,526 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 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 10 [2023-11-06 22:01:03,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:03,531 INFO L225 Difference]: With dead ends: 861 [2023-11-06 22:01:03,532 INFO L226 Difference]: Without dead ends: 669 [2023-11-06 22:01:03,533 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:01:03,535 INFO L413 NwaCegarLoop]: 545 mSDtfsCounter, 420 mSDsluCounter, 1021 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 1566 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:03,536 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [424 Valid, 1566 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:01:03,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2023-11-06 22:01:03,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 388. [2023-11-06 22:01:03,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 388 states, 367 states have (on average 1.4822888283378746) internal successors, (544), 372 states have internal predecessors, (544), 13 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:01:03,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 569 transitions. [2023-11-06 22:01:03,587 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 569 transitions. Word has length 10 [2023-11-06 22:01:03,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:03,587 INFO L495 AbstractCegarLoop]: Abstraction has 388 states and 569 transitions. [2023-11-06 22:01:03,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:03,588 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 569 transitions. [2023-11-06 22:01:03,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-06 22:01:03,592 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:03,592 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:03,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:01:03,594 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:03,594 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:03,595 INFO L85 PathProgramCache]: Analyzing trace with hash 669380872, now seen corresponding path program 1 times [2023-11-06 22:01:03,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:03,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482856759] [2023-11-06 22:01:03,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:03,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:03,645 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:03,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1139728067] [2023-11-06 22:01:03,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:03,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:03,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:03,653 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:03,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:01:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:03,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:01:03,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:03,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:03,955 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:03,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:03,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482856759] [2023-11-06 22:01:03,956 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:03,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1139728067] [2023-11-06 22:01:03,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1139728067] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:03,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:03,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:01:03,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601790206] [2023-11-06 22:01:03,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:03,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:01:03,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:03,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:01:03,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:01:03,959 INFO L87 Difference]: Start difference. First operand 388 states and 569 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:04,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:04,069 INFO L93 Difference]: Finished difference Result 793 states and 1165 transitions. [2023-11-06 22:01:04,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:01:04,069 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2023-11-06 22:01:04,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:04,073 INFO L225 Difference]: With dead ends: 793 [2023-11-06 22:01:04,073 INFO L226 Difference]: Without dead ends: 409 [2023-11-06 22:01:04,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:01:04,075 INFO L413 NwaCegarLoop]: 547 mSDtfsCounter, 9 mSDsluCounter, 532 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1079 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:04,076 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 1079 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:01:04,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2023-11-06 22:01:04,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 408. [2023-11-06 22:01:04,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 387 states have (on average 1.4573643410852712) internal successors, (564), 392 states have internal predecessors, (564), 13 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:01:04,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 589 transitions. [2023-11-06 22:01:04,093 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 589 transitions. Word has length 66 [2023-11-06 22:01:04,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:04,094 INFO L495 AbstractCegarLoop]: Abstraction has 408 states and 589 transitions. [2023-11-06 22:01:04,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:04,094 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 589 transitions. [2023-11-06 22:01:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-06 22:01:04,097 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:04,098 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:04,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-06 22:01:04,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:04,305 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:04,305 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:04,305 INFO L85 PathProgramCache]: Analyzing trace with hash 421234378, now seen corresponding path program 1 times [2023-11-06 22:01:04,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:04,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846531812] [2023-11-06 22:01:04,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:04,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:04,364 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:04,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1513788146] [2023-11-06 22:01:04,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:04,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:04,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:04,373 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:04,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:01:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:04,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:01:04,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:04,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:04,694 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:04,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:04,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846531812] [2023-11-06 22:01:04,695 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:04,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1513788146] [2023-11-06 22:01:04,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1513788146] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:04,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:04,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:01:04,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878000623] [2023-11-06 22:01:04,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:04,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:01:04,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:04,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:01:04,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:01:04,701 INFO L87 Difference]: Start difference. First operand 408 states and 589 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:04,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:04,808 INFO L93 Difference]: Finished difference Result 799 states and 1161 transitions. [2023-11-06 22:01:04,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:01:04,811 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2023-11-06 22:01:04,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:04,814 INFO L225 Difference]: With dead ends: 799 [2023-11-06 22:01:04,814 INFO L226 Difference]: Without dead ends: 395 [2023-11-06 22:01:04,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:01:04,816 INFO L413 NwaCegarLoop]: 540 mSDtfsCounter, 165 mSDsluCounter, 926 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 1466 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:04,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 1466 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:01:04,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2023-11-06 22:01:04,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 394. [2023-11-06 22:01:04,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 373 states have (on average 1.4557640750670242) internal successors, (543), 378 states have internal predecessors, (543), 13 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:01:04,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 568 transitions. [2023-11-06 22:01:04,832 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 568 transitions. Word has length 66 [2023-11-06 22:01:04,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:04,832 INFO L495 AbstractCegarLoop]: Abstraction has 394 states and 568 transitions. [2023-11-06 22:01:04,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:04,832 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 568 transitions. [2023-11-06 22:01:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-06 22:01:04,834 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:04,834 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:04,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:05,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:05,041 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:05,041 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:05,041 INFO L85 PathProgramCache]: Analyzing trace with hash 125739260, now seen corresponding path program 1 times [2023-11-06 22:01:05,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:05,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751335553] [2023-11-06 22:01:05,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:05,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:05,073 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:05,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1849361197] [2023-11-06 22:01:05,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:05,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:05,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:05,074 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:05,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:01:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:05,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-06 22:01:05,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:05,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:05,472 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:05,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:05,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751335553] [2023-11-06 22:01:05,473 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:05,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849361197] [2023-11-06 22:01:05,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849361197] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:05,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:05,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:01:05,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427616483] [2023-11-06 22:01:05,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:05,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:01:05,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:05,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:01:05,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:01:05,475 INFO L87 Difference]: Start difference. First operand 394 states and 568 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:06,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:06,174 INFO L93 Difference]: Finished difference Result 833 states and 1198 transitions. [2023-11-06 22:01:06,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:01:06,176 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2023-11-06 22:01:06,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:06,179 INFO L225 Difference]: With dead ends: 833 [2023-11-06 22:01:06,180 INFO L226 Difference]: Without dead ends: 443 [2023-11-06 22:01:06,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:01:06,182 INFO L413 NwaCegarLoop]: 544 mSDtfsCounter, 23 mSDsluCounter, 2720 mSDsCounter, 0 mSdLazyCounter, 655 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 3264 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:06,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 3264 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 655 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:01:06,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2023-11-06 22:01:06,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 434. [2023-11-06 22:01:06,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 413 states have (on average 1.430992736077482) internal successors, (591), 418 states have internal predecessors, (591), 13 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:01:06,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 616 transitions. [2023-11-06 22:01:06,199 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 616 transitions. Word has length 66 [2023-11-06 22:01:06,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:06,200 INFO L495 AbstractCegarLoop]: Abstraction has 434 states and 616 transitions. [2023-11-06 22:01:06,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:06,200 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 616 transitions. [2023-11-06 22:01:06,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-06 22:01:06,202 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:06,202 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:06,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:06,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:06,414 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:06,414 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:06,414 INFO L85 PathProgramCache]: Analyzing trace with hash 2132253304, now seen corresponding path program 1 times [2023-11-06 22:01:06,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:06,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451586785] [2023-11-06 22:01:06,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:06,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:06,450 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:06,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1004634108] [2023-11-06 22:01:06,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:06,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:06,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:06,453 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:06,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:01:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:06,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 22:01:07,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:07,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:07,126 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:07,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:07,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451586785] [2023-11-06 22:01:07,126 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:07,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004634108] [2023-11-06 22:01:07,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1004634108] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:07,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:07,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:01:07,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783943267] [2023-11-06 22:01:07,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:07,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:01:07,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:07,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:01:07,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:01:07,129 INFO L87 Difference]: Start difference. First operand 434 states and 616 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:07,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:07,760 INFO L93 Difference]: Finished difference Result 882 states and 1256 transitions. [2023-11-06 22:01:07,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:01:07,761 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2023-11-06 22:01:07,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:07,765 INFO L225 Difference]: With dead ends: 882 [2023-11-06 22:01:07,765 INFO L226 Difference]: Without dead ends: 452 [2023-11-06 22:01:07,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:01:07,767 INFO L413 NwaCegarLoop]: 537 mSDtfsCounter, 47 mSDsluCounter, 2251 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 2788 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:07,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 2788 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:01:07,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2023-11-06 22:01:07,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 444. [2023-11-06 22:01:07,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 444 states, 423 states have (on average 1.4349881796690307) internal successors, (607), 428 states have internal predecessors, (607), 13 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-06 22:01:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 632 transitions. [2023-11-06 22:01:07,807 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 632 transitions. Word has length 67 [2023-11-06 22:01:07,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:07,808 INFO L495 AbstractCegarLoop]: Abstraction has 444 states and 632 transitions. [2023-11-06 22:01:07,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:07,809 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 632 transitions. [2023-11-06 22:01:07,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-06 22:01:07,810 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:07,810 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:07,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:08,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-06 22:01:08,018 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:08,018 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:08,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1157269209, now seen corresponding path program 1 times [2023-11-06 22:01:08,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:08,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568486374] [2023-11-06 22:01:08,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:08,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:08,082 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:08,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [662351522] [2023-11-06 22:01:08,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:08,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:08,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:08,093 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:08,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:01:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:09,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-06 22:01:09,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:09,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:09,167 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:09,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:09,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568486374] [2023-11-06 22:01:09,167 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:09,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [662351522] [2023-11-06 22:01:09,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [662351522] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:09,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:09,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:01:09,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211381898] [2023-11-06 22:01:09,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:09,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:01:09,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:09,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:01:09,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:01:09,171 INFO L87 Difference]: Start difference. First operand 444 states and 632 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 6 states have internal predecessors, (66), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:09,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:09,818 INFO L93 Difference]: Finished difference Result 457 states and 645 transitions. [2023-11-06 22:01:09,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:01:09,819 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 6 states have internal predecessors, (66), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2023-11-06 22:01:09,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:09,822 INFO L225 Difference]: With dead ends: 457 [2023-11-06 22:01:09,822 INFO L226 Difference]: Without dead ends: 455 [2023-11-06 22:01:09,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:01:09,824 INFO L413 NwaCegarLoop]: 523 mSDtfsCounter, 1027 mSDsluCounter, 2155 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 2678 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:09,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1027 Valid, 2678 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:01:09,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 455 states. [2023-11-06 22:01:09,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 455 to 454. [2023-11-06 22:01:09,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 430 states have (on average 1.430232558139535) internal successors, (615), 436 states have internal predecessors, (615), 14 states have call successors, (14), 6 states have call predecessors, (14), 6 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-06 22:01:09,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 642 transitions. [2023-11-06 22:01:09,846 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 642 transitions. Word has length 68 [2023-11-06 22:01:09,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:09,847 INFO L495 AbstractCegarLoop]: Abstraction has 454 states and 642 transitions. [2023-11-06 22:01:09,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 6 states have internal predecessors, (66), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:09,847 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 642 transitions. [2023-11-06 22:01:09,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-06 22:01:09,848 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:09,849 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:01:09,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:10,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:10,057 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:10,057 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:10,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1358139019, now seen corresponding path program 1 times [2023-11-06 22:01:10,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:10,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030483828] [2023-11-06 22:01:10,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:10,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:10,110 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:10,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [412480471] [2023-11-06 22:01:10,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:10,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:10,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:10,112 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:10,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:01:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:10,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:01:10,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:10,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:10,620 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:01:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:10,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:10,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030483828] [2023-11-06 22:01:10,809 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:10,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [412480471] [2023-11-06 22:01:10,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [412480471] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:01:10,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:01:10,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 9 [2023-11-06 22:01:10,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742339574] [2023-11-06 22:01:10,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:10,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:01:10,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:10,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:01:10,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:01:10,813 INFO L87 Difference]: Start difference. First operand 454 states and 642 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:01:11,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:11,049 INFO L93 Difference]: Finished difference Result 1911 states and 2739 transitions. [2023-11-06 22:01:11,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:01:11,050 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 83 [2023-11-06 22:01:11,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:11,062 INFO L225 Difference]: With dead ends: 1911 [2023-11-06 22:01:11,062 INFO L226 Difference]: Without dead ends: 1461 [2023-11-06 22:01:11,063 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 153 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:01:11,064 INFO L413 NwaCegarLoop]: 1511 mSDtfsCounter, 2081 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2081 SdHoareTripleChecker+Valid, 3263 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:11,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2081 Valid, 3263 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:01:11,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1461 states. [2023-11-06 22:01:11,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1461 to 1244. [2023-11-06 22:01:11,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1244 states, 1203 states have (on average 1.4455527847049043) internal successors, (1739), 1211 states have internal predecessors, (1739), 25 states have call successors, (25), 12 states have call predecessors, (25), 12 states have return successors, (25), 20 states have call predecessors, (25), 23 states have call successors, (25) [2023-11-06 22:01:11,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1244 states and 1789 transitions. [2023-11-06 22:01:11,130 INFO L78 Accepts]: Start accepts. Automaton has 1244 states and 1789 transitions. Word has length 83 [2023-11-06 22:01:11,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:11,130 INFO L495 AbstractCegarLoop]: Abstraction has 1244 states and 1789 transitions. [2023-11-06 22:01:11,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 6 states have internal predecessors, (77), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:01:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1789 transitions. [2023-11-06 22:01:11,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-06 22:01:11,132 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:11,132 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:11,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:11,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:11,344 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:11,344 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:11,345 INFO L85 PathProgramCache]: Analyzing trace with hash -582271386, now seen corresponding path program 1 times [2023-11-06 22:01:11,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:11,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78972304] [2023-11-06 22:01:11,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:11,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:11,388 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:11,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2037154771] [2023-11-06 22:01:11,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:11,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:11,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:11,390 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:11,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:01:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:11,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:01:11,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:11,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:11,723 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:11,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:11,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78972304] [2023-11-06 22:01:11,723 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:11,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037154771] [2023-11-06 22:01:11,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037154771] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:11,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:11,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:01:11,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805832961] [2023-11-06 22:01:11,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:11,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:01:11,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:11,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:01:11,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:01:11,727 INFO L87 Difference]: Start difference. First operand 1244 states and 1789 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:11,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:11,812 INFO L93 Difference]: Finished difference Result 2487 states and 3580 transitions. [2023-11-06 22:01:11,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:01:11,813 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2023-11-06 22:01:11,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:11,821 INFO L225 Difference]: With dead ends: 2487 [2023-11-06 22:01:11,821 INFO L226 Difference]: Without dead ends: 1247 [2023-11-06 22:01:11,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:01:11,824 INFO L413 NwaCegarLoop]: 559 mSDtfsCounter, 0 mSDsluCounter, 554 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1113 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:11,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1113 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:01:11,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1247 states. [2023-11-06 22:01:11,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1247 to 1247. [2023-11-06 22:01:11,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1247 states, 1206 states have (on average 1.4444444444444444) internal successors, (1742), 1214 states have internal predecessors, (1742), 25 states have call successors, (25), 12 states have call predecessors, (25), 12 states have return successors, (25), 20 states have call predecessors, (25), 23 states have call successors, (25) [2023-11-06 22:01:11,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1247 states and 1792 transitions. [2023-11-06 22:01:11,880 INFO L78 Accepts]: Start accepts. Automaton has 1247 states and 1792 transitions. Word has length 81 [2023-11-06 22:01:11,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:11,881 INFO L495 AbstractCegarLoop]: Abstraction has 1247 states and 1792 transitions. [2023-11-06 22:01:11,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:11,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1792 transitions. [2023-11-06 22:01:11,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-06 22:01:11,882 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:11,883 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:11,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:12,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:12,090 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:12,091 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:12,091 INFO L85 PathProgramCache]: Analyzing trace with hash -189244376, now seen corresponding path program 1 times [2023-11-06 22:01:12,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:12,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256537910] [2023-11-06 22:01:12,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:12,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:12,133 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:12,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1107355333] [2023-11-06 22:01:12,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:12,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:12,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:12,135 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:12,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 22:01:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:12,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:01:12,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:12,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:12,729 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:12,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:12,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256537910] [2023-11-06 22:01:12,730 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:12,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107355333] [2023-11-06 22:01:12,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107355333] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:12,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:12,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:01:12,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143649091] [2023-11-06 22:01:12,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:12,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:01:12,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:12,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:01:12,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:01:12,733 INFO L87 Difference]: Start difference. First operand 1247 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:12,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:12,932 INFO L93 Difference]: Finished difference Result 2876 states and 4189 transitions. [2023-11-06 22:01:12,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:01:12,933 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2023-11-06 22:01:12,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:12,943 INFO L225 Difference]: With dead ends: 2876 [2023-11-06 22:01:12,943 INFO L226 Difference]: Without dead ends: 1633 [2023-11-06 22:01:12,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:01:12,946 INFO L413 NwaCegarLoop]: 735 mSDtfsCounter, 347 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 1261 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:12,946 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [355 Valid, 1261 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:01:12,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1633 states. [2023-11-06 22:01:13,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1633 to 1284. [2023-11-06 22:01:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1284 states, 1255 states have (on average 1.4637450199203188) internal successors, (1837), 1261 states have internal predecessors, (1837), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2023-11-06 22:01:13,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 1869 transitions. [2023-11-06 22:01:13,010 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 1869 transitions. Word has length 81 [2023-11-06 22:01:13,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:13,010 INFO L495 AbstractCegarLoop]: Abstraction has 1284 states and 1869 transitions. [2023-11-06 22:01:13,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:01:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1869 transitions. [2023-11-06 22:01:13,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-06 22:01:13,013 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:13,013 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:01:13,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:13,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 22:01:13,220 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:13,220 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:13,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1992988458, now seen corresponding path program 1 times [2023-11-06 22:01:13,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:13,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577938044] [2023-11-06 22:01:13,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:13,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:13,270 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:13,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2101361972] [2023-11-06 22:01:13,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:13,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:13,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:13,272 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:13,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 22:01:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:13,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:01:13,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:13,718 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-06 22:01:13,730 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-06 22:01:13,731 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:13,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:13,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577938044] [2023-11-06 22:01:13,731 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:13,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2101361972] [2023-11-06 22:01:13,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2101361972] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:13,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:13,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:01:13,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357243251] [2023-11-06 22:01:13,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:13,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:01:13,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:13,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:01:13,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:01:13,734 INFO L87 Difference]: Start difference. First operand 1284 states and 1869 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-06 22:01:14,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:14,104 INFO L93 Difference]: Finished difference Result 1633 states and 2399 transitions. [2023-11-06 22:01:14,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:01:14,105 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 119 [2023-11-06 22:01:14,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:14,115 INFO L225 Difference]: With dead ends: 1633 [2023-11-06 22:01:14,115 INFO L226 Difference]: Without dead ends: 1620 [2023-11-06 22:01:14,116 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:01:14,117 INFO L413 NwaCegarLoop]: 540 mSDtfsCounter, 408 mSDsluCounter, 1019 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 1559 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:14,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [410 Valid, 1559 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:01:14,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1620 states. [2023-11-06 22:01:14,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1620 to 1288. [2023-11-06 22:01:14,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1288 states, 1259 states have (on average 1.4622716441620334) internal successors, (1841), 1265 states have internal predecessors, (1841), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2023-11-06 22:01:14,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1288 states and 1873 transitions. [2023-11-06 22:01:14,225 INFO L78 Accepts]: Start accepts. Automaton has 1288 states and 1873 transitions. Word has length 119 [2023-11-06 22:01:14,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:14,225 INFO L495 AbstractCegarLoop]: Abstraction has 1288 states and 1873 transitions. [2023-11-06 22:01:14,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-06 22:01:14,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1873 transitions. [2023-11-06 22:01:14,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-06 22:01:14,230 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:14,231 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:14,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:14,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-06 22:01:14,438 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:14,438 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:14,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1547361620, now seen corresponding path program 1 times [2023-11-06 22:01:14,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:14,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331266771] [2023-11-06 22:01:14,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:14,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:14,510 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:14,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1254475887] [2023-11-06 22:01:14,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:14,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:14,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:14,512 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:14,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 22:01:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:14,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 22:01:14,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:15,124 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-06 22:01:15,125 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:15,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:15,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331266771] [2023-11-06 22:01:15,125 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:15,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254475887] [2023-11-06 22:01:15,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254475887] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:15,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:15,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:01:15,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328169648] [2023-11-06 22:01:15,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:15,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:01:15,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:15,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:01:15,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:01:15,129 INFO L87 Difference]: Start difference. First operand 1288 states and 1873 transitions. Second operand has 6 states, 6 states have (on average 17.5) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 1 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-06 22:01:15,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:15,299 INFO L93 Difference]: Finished difference Result 2385 states and 3479 transitions. [2023-11-06 22:01:15,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:01:15,300 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 1 states have call predecessors, (6), 2 states have call successors, (6) Word has length 130 [2023-11-06 22:01:15,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:15,309 INFO L225 Difference]: With dead ends: 2385 [2023-11-06 22:01:15,309 INFO L226 Difference]: Without dead ends: 1288 [2023-11-06 22:01:15,312 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:01:15,313 INFO L413 NwaCegarLoop]: 545 mSDtfsCounter, 128 mSDsluCounter, 1579 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 2124 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:15,313 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 2124 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:01:15,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1288 states. [2023-11-06 22:01:15,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1288 to 1288. [2023-11-06 22:01:15,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1288 states, 1259 states have (on average 1.4622716441620334) internal successors, (1841), 1265 states have internal predecessors, (1841), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (15), 13 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:01:15,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1288 states and 1872 transitions. [2023-11-06 22:01:15,379 INFO L78 Accepts]: Start accepts. Automaton has 1288 states and 1872 transitions. Word has length 130 [2023-11-06 22:01:15,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:15,379 INFO L495 AbstractCegarLoop]: Abstraction has 1288 states and 1872 transitions. [2023-11-06 22:01:15,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 1 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-06 22:01:15,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1872 transitions. [2023-11-06 22:01:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-06 22:01:15,383 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:15,383 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:15,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:15,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-06 22:01:15,592 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:15,592 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:15,592 INFO L85 PathProgramCache]: Analyzing trace with hash -644976245, now seen corresponding path program 1 times [2023-11-06 22:01:15,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:15,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142378573] [2023-11-06 22:01:15,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:15,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:15,665 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:15,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [214183167] [2023-11-06 22:01:15,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:15,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:15,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:15,667 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:15,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-06 22:01:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:16,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-06 22:01:16,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:16,408 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-06 22:01:16,408 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:16,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:16,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142378573] [2023-11-06 22:01:16,409 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:16,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [214183167] [2023-11-06 22:01:16,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [214183167] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:16,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:16,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:01:16,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99948574] [2023-11-06 22:01:16,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:16,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:01:16,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:16,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:01:16,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:01:16,415 INFO L87 Difference]: Start difference. First operand 1288 states and 1872 transitions. Second operand has 8 states, 8 states have (on average 14.0) internal successors, (112), 8 states have internal predecessors, (112), 3 states have call successors, (8), 2 states have call predecessors, (8), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-06 22:01:16,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:16,614 INFO L93 Difference]: Finished difference Result 2393 states and 3490 transitions. [2023-11-06 22:01:16,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:01:16,615 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 8 states have internal predecessors, (112), 3 states have call successors, (8), 2 states have call predecessors, (8), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 135 [2023-11-06 22:01:16,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:16,623 INFO L225 Difference]: With dead ends: 2393 [2023-11-06 22:01:16,624 INFO L226 Difference]: Without dead ends: 1293 [2023-11-06 22:01:16,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:01:16,627 INFO L413 NwaCegarLoop]: 546 mSDtfsCounter, 16 mSDsluCounter, 3247 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 3793 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:16,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 3793 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:01:16,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1293 states. [2023-11-06 22:01:16,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1293 to 1293. [2023-11-06 22:01:16,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1293 states, 1263 states have (on average 1.46159936658749) internal successors, (1846), 1270 states have internal predecessors, (1846), 16 states have call successors, (16), 9 states have call predecessors, (16), 10 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2023-11-06 22:01:16,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1293 states and 1878 transitions. [2023-11-06 22:01:16,712 INFO L78 Accepts]: Start accepts. Automaton has 1293 states and 1878 transitions. Word has length 135 [2023-11-06 22:01:16,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:16,713 INFO L495 AbstractCegarLoop]: Abstraction has 1293 states and 1878 transitions. [2023-11-06 22:01:16,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 8 states have internal predecessors, (112), 3 states have call successors, (8), 2 states have call predecessors, (8), 4 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-11-06 22:01:16,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1878 transitions. [2023-11-06 22:01:16,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:01:16,716 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:16,716 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2023-11-06 22:01:16,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:16,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-06 22:01:16,925 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:16,926 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:16,926 INFO L85 PathProgramCache]: Analyzing trace with hash -324838863, now seen corresponding path program 1 times [2023-11-06 22:01:16,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:16,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695003881] [2023-11-06 22:01:16,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:16,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:16,997 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:16,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1055620350] [2023-11-06 22:01:16,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:16,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:16,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:16,999 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:17,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-06 22:01:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:17,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 193 conjunts are in the unsatisfiable core [2023-11-06 22:01:17,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:17,786 INFO L322 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-06 22:01:17,786 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2023-11-06 22:01:17,795 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-06 22:01:17,872 INFO L322 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-11-06 22:01:17,873 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2023-11-06 22:01:18,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:01:18,022 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-06 22:01:20,591 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:01:20,592 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 69 treesize of output 105 [2023-11-06 22:01:21,080 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-06 22:01:21,081 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:01:21,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:21,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695003881] [2023-11-06 22:01:21,081 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:21,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1055620350] [2023-11-06 22:01:21,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1055620350] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:01:21,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:01:21,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-06 22:01:21,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492390559] [2023-11-06 22:01:21,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:01:21,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:01:21,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:21,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:01:21,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:01:21,085 INFO L87 Difference]: Start difference. First operand 1293 states and 1878 transitions. Second operand has 14 states, 14 states have (on average 7.571428571428571) internal successors, (106), 13 states have internal predecessors, (106), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:01:26,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:26,894 INFO L93 Difference]: Finished difference Result 2925 states and 4241 transitions. [2023-11-06 22:01:26,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 22:01:26,898 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.571428571428571) internal successors, (106), 13 states have internal predecessors, (106), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 137 [2023-11-06 22:01:26,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:26,910 INFO L225 Difference]: With dead ends: 2925 [2023-11-06 22:01:26,910 INFO L226 Difference]: Without dead ends: 1759 [2023-11-06 22:01:26,913 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=154, Invalid=446, Unknown=0, NotChecked=0, Total=600 [2023-11-06 22:01:26,914 INFO L413 NwaCegarLoop]: 542 mSDtfsCounter, 1538 mSDsluCounter, 4171 mSDsCounter, 0 mSdLazyCounter, 1870 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1538 SdHoareTripleChecker+Valid, 4713 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 1870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:26,914 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1538 Valid, 4713 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 1870 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2023-11-06 22:01:26,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1759 states. [2023-11-06 22:01:26,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1759 to 1300. [2023-11-06 22:01:26,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1270 states have (on average 1.4590551181102362) internal successors, (1853), 1277 states have internal predecessors, (1853), 16 states have call successors, (16), 9 states have call predecessors, (16), 10 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2023-11-06 22:01:26,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 1885 transitions. [2023-11-06 22:01:26,990 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 1885 transitions. Word has length 137 [2023-11-06 22:01:26,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:26,991 INFO L495 AbstractCegarLoop]: Abstraction has 1300 states and 1885 transitions. [2023-11-06 22:01:26,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.571428571428571) internal successors, (106), 13 states have internal predecessors, (106), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:01:26,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1885 transitions. [2023-11-06 22:01:26,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:01:26,993 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:26,994 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2023-11-06 22:01:27,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:27,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-06 22:01:27,203 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:27,203 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:27,204 INFO L85 PathProgramCache]: Analyzing trace with hash 58565973, now seen corresponding path program 1 times [2023-11-06 22:01:27,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:27,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221816348] [2023-11-06 22:01:27,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:27,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:27,273 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:27,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2077150426] [2023-11-06 22:01:27,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:27,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:27,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:27,275 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:27,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-06 22:01:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:28,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 162 conjunts are in the unsatisfiable core [2023-11-06 22:01:28,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:28,075 INFO L322 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-06 22:01:28,075 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2023-11-06 22:01:28,089 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-06 22:01:28,156 INFO L322 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-11-06 22:01:28,157 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2023-11-06 22:01:28,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:01:28,349 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-06 22:01:28,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:01:28,357 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-06 22:01:29,551 INFO L322 Elim1Store]: treesize reduction 28, result has 49.1 percent of original size [2023-11-06 22:01:29,552 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 45 [2023-11-06 22:01:29,675 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:01:29,849 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2023-11-06 22:01:30,476 INFO L322 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-11-06 22:01:30,477 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 49 [2023-11-06 22:01:30,718 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:30,719 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1694 treesize of output 1434 [2023-11-06 22:01:30,761 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:30,762 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1641 treesize of output 1385 [2023-11-06 22:01:30,797 INFO L322 Elim1Store]: treesize reduction 55, result has 8.3 percent of original size [2023-11-06 22:01:30,798 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1207 treesize of output 893 [2023-11-06 22:01:30,819 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 22 [2023-11-06 22:01:30,826 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2023-11-06 22:01:30,837 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2023-11-06 22:01:30,901 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:30,902 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 2913 treesize of output 2396 [2023-11-06 22:01:30,945 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:30,946 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3072 treesize of output 2527 [2023-11-06 22:01:30,979 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:30,979 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1512 treesize of output 1265 [2023-11-06 22:01:31,019 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,020 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1432 treesize of output 1224 [2023-11-06 22:01:31,052 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,053 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1485 treesize of output 1273 [2023-11-06 22:01:31,077 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:31,077 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1029 treesize of output 1 [2023-11-06 22:01:31,128 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,129 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1694 treesize of output 1434 [2023-11-06 22:01:31,163 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,164 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1641 treesize of output 1385 [2023-11-06 22:01:31,195 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:31,196 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1207 treesize of output 1 [2023-11-06 22:01:31,219 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:31,220 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1138 treesize of output 1 [2023-11-06 22:01:31,251 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,252 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1625 treesize of output 1375 [2023-11-06 22:01:31,282 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,283 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1572 treesize of output 1326 [2023-11-06 22:01:31,391 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:31,392 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3225 treesize of output 2630 [2023-11-06 22:01:31,436 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:31,437 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3384 treesize of output 2761 [2023-11-06 22:01:31,465 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:31,466 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1662 treesize of output 1390 [2023-11-06 22:01:31,508 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:31,509 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1787 treesize of output 1491 [2023-11-06 22:01:31,550 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:31,551 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3406 treesize of output 2771 [2023-11-06 22:01:31,596 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:31,597 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3552 treesize of output 2893 [2023-11-06 22:01:31,642 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:31,642 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1581 treesize of output 1323 [2023-11-06 22:01:31,695 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:31,696 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3303 treesize of output 2694 [2023-11-06 22:01:31,735 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:31,736 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3144 treesize of output 2563 [2023-11-06 22:01:31,765 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:31,765 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1134 treesize of output 1 [2023-11-06 22:01:31,799 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,800 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1621 treesize of output 1373 [2023-11-06 22:01:31,833 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,834 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1568 treesize of output 1324 [2023-11-06 22:01:31,873 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,873 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1499 treesize of output 1265 [2023-11-06 22:01:31,908 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,909 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1552 treesize of output 1314 [2023-11-06 22:01:31,933 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:31,934 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1065 treesize of output 1 [2023-11-06 22:01:31,971 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:31,972 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1412 treesize of output 1212 [2023-11-06 22:01:32,003 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:32,004 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1359 treesize of output 1163 [2023-11-06 22:01:32,029 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:32,030 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 956 treesize of output 1 [2023-11-06 22:01:32,108 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:32,108 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1134 treesize of output 1 [2023-11-06 22:01:32,145 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:32,146 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1621 treesize of output 1373 [2023-11-06 22:01:32,177 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:32,178 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1568 treesize of output 1324 [2023-11-06 22:01:32,224 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:32,224 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1431 treesize of output 1198 [2023-11-06 22:01:32,291 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:32,292 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 2991 treesize of output 2460 [2023-11-06 22:01:32,339 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:32,340 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 2832 treesize of output 2329 [2023-11-06 22:01:32,407 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:32,408 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3471 treesize of output 2826 [2023-11-06 22:01:32,443 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:32,444 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1706 treesize of output 1424 [2023-11-06 22:01:32,486 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:32,487 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3325 treesize of output 2704 [2023-11-06 22:01:32,524 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:32,525 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1138 treesize of output 1 [2023-11-06 22:01:32,555 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:32,555 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1572 treesize of output 1326 [2023-11-06 22:01:32,589 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:32,589 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1625 treesize of output 1375 [2023-11-06 22:01:32,616 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:32,616 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1316 treesize of output 1 [2023-11-06 22:01:32,652 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:32,653 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1834 treesize of output 1536 [2023-11-06 22:01:32,682 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:32,683 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1781 treesize of output 1487 [2023-11-06 22:01:32,737 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:32,737 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3384 treesize of output 2761 [2023-11-06 22:01:32,777 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:32,778 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3225 treesize of output 2630 [2023-11-06 22:01:32,814 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:32,814 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1660 treesize of output 1369 [2023-11-06 22:01:32,859 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:32,860 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1797 treesize of output 1483 [2023-11-06 22:01:32,910 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:32,911 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3696 treesize of output 2995 [2023-11-06 22:01:32,953 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:32,954 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3537 treesize of output 2864 [2023-11-06 22:01:32,981 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:32,982 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1316 treesize of output 1 [2023-11-06 22:01:33,012 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:33,012 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1834 treesize of output 1536 [2023-11-06 22:01:33,098 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:33,099 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1781 treesize of output 1487 [2023-11-06 22:01:33,129 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:33,130 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1247 treesize of output 1 [2023-11-06 22:01:33,158 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:33,158 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1712 treesize of output 1428 [2023-11-06 22:01:33,190 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:33,190 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1765 treesize of output 1477 [2023-11-06 22:01:33,240 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:33,241 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3864 treesize of output 3127 [2023-11-06 22:01:33,287 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:33,288 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3718 treesize of output 3005 [2023-11-06 22:01:33,328 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:33,329 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1922 treesize of output 1584 [2023-11-06 22:01:33,387 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:33,388 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1817 treesize of output 1501 [2023-11-06 22:01:33,435 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:33,436 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3442 treesize of output 2787 [2023-11-06 22:01:33,494 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:33,495 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3588 treesize of output 2909 [2023-11-06 22:01:33,547 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:33,548 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1897 treesize of output 1581 [2023-11-06 22:01:33,605 INFO L322 Elim1Store]: treesize reduction 299, result has 0.3 percent of original size [2023-11-06 22:01:33,605 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 2227 treesize of output 1893 [2023-11-06 22:01:33,635 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:33,635 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1378 treesize of output 1007 [2023-11-06 22:01:33,688 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:33,689 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3375 treesize of output 2818 [2023-11-06 22:01:33,748 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:33,749 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3732 treesize of output 3013 [2023-11-06 22:01:33,789 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:33,789 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1936 treesize of output 1592 [2023-11-06 22:01:33,873 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:33,873 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1966 treesize of output 1640 [2023-11-06 22:01:33,907 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:33,908 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1447 treesize of output 1066 [2023-11-06 22:01:33,942 INFO L322 Elim1Store]: treesize reduction 299, result has 0.3 percent of original size [2023-11-06 22:01:33,943 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 2296 treesize of output 1952 [2023-11-06 22:01:34,009 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:34,010 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3148 treesize of output 2653 [2023-11-06 22:01:34,067 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:01:34,068 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3420 treesize of output 2779 [2023-11-06 22:01:34,110 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:01:34,111 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 1801 treesize of output 1499 [2023-11-06 22:01:34,155 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:34,155 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1757 treesize of output 1479 [2023-11-06 22:01:34,185 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:34,186 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1269 treesize of output 932 [2023-11-06 22:01:34,219 INFO L322 Elim1Store]: treesize reduction 299, result has 0.3 percent of original size [2023-11-06 22:01:34,219 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 2040 treesize of output 1756 [2023-11-06 22:01:34,264 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:01:34,265 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 1966 treesize of output 1640 [2023-11-06 22:01:34,297 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:01:34,298 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1447 treesize of output 1066 [2023-11-06 22:01:34,331 INFO L322 Elim1Store]: treesize reduction 299, result has 0.3 percent of original size [2023-11-06 22:01:34,332 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 2296 treesize of output 1952 [2023-11-06 22:01:34,610 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 40 [2023-11-06 22:01:34,647 INFO L322 Elim1Store]: treesize reduction 8, result has 80.5 percent of original size [2023-11-06 22:01:34,647 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 58 [2023-11-06 22:01:34,682 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-06 22:01:34,837 INFO L322 Elim1Store]: treesize reduction 334, result has 7.5 percent of original size [2023-11-06 22:01:34,838 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 550 treesize of output 363 [2023-11-06 22:01:34,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:01:34,900 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 168 [2023-11-06 22:01:34,912 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 55 [2023-11-06 22:01:34,916 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2023-11-06 22:01:34,920 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2023-11-06 22:01:34,939 INFO L322 Elim1Store]: treesize reduction 53, result has 1.9 percent of original size [2023-11-06 22:01:34,939 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 364 treesize of output 262 [2023-11-06 22:01:34,955 INFO L322 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2023-11-06 22:01:34,955 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 167 treesize of output 136 [2023-11-06 22:01:34,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:01:35,322 INFO L322 Elim1Store]: treesize reduction 76, result has 20.0 percent of original size [2023-11-06 22:01:35,323 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 168 treesize of output 87 [2023-11-06 22:01:35,354 INFO L322 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2023-11-06 22:01:35,355 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 144 treesize of output 111 [2023-11-06 22:01:35,713 INFO L322 Elim1Store]: treesize reduction 194, result has 11.8 percent of original size [2023-11-06 22:01:35,713 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 214 treesize of output 139 [2023-11-06 22:01:35,744 INFO L322 Elim1Store]: treesize reduction 100, result has 16.0 percent of original size [2023-11-06 22:01:35,744 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 167 treesize of output 140 [2023-11-06 22:01:36,196 INFO L322 Elim1Store]: treesize reduction 94, result has 5.1 percent of original size [2023-11-06 22:01:36,197 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 367 treesize of output 241 [2023-11-06 22:01:36,215 INFO L322 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-11-06 22:01:36,216 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 241 treesize of output 186 [2023-11-06 22:01:36,258 INFO L322 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2023-11-06 22:01:36,259 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 8 new quantified variables, introduced 5 case distinctions, treesize of input 192 treesize of output 120 [2023-11-06 22:01:36,285 INFO L322 Elim1Store]: treesize reduction 35, result has 12.5 percent of original size [2023-11-06 22:01:36,286 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 160 treesize of output 119 [2023-11-06 22:01:36,299 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 29 [2023-11-06 22:01:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 25 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:01:36,376 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:01:36,502 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse12 (+ |c_ULTIMATE.start_main_~users~0#1.offset| 8))) (let ((.cse10 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse12)) (.cse11 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse12))) (let ((.cse0 (mod |c_ULTIMATE.start_main_~_ha_bkt~0#1| 4294967296)) (.cse1 (select (select |c_#memory_$Pointer$.base| .cse10) .cse11))) (let ((.cse2 (select |c_#memory_$Pointer$.offset| .cse1)) (.cse5 (select |c_#memory_$Pointer$.base| .cse1)) (.cse6 (* .cse0 12)) (.cse7 (select (select |c_#memory_$Pointer$.offset| .cse10) .cse11))) (and (or (< 2147483647 .cse0) (let ((.cse3 (+ .cse6 .cse7 4)) (.cse4 (+ .cse6 .cse7))) (and (forall ((v_ArrVal_2964 (Array Int Int)) (v_ArrVal_2961 Int)) (= (select (select (store (store |c_#memory_$Pointer$.offset| .cse1 (store .cse2 .cse3 v_ArrVal_2961)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2964) .cse1) .cse4) 0)) (forall ((v_ArrVal_2963 (Array Int Int))) (or (not (= (store .cse5 .cse3 (select v_ArrVal_2963 .cse3)) v_ArrVal_2963)) (forall ((v_ArrVal_2960 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_2963) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2960) .cse1) .cse4) 0))))))) (or (let ((.cse9 (+ (- 51539607552) .cse6 .cse7)) (.cse8 (+ .cse6 .cse7 (- 51539607548)))) (and (forall ((v_ArrVal_2964 (Array Int Int)) (v_ArrVal_2961 Int)) (= (select (select (store (store |c_#memory_$Pointer$.offset| .cse1 (store .cse2 .cse8 v_ArrVal_2961)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2964) .cse1) .cse9) 0)) (forall ((v_ArrVal_2963 (Array Int Int))) (or (forall ((v_ArrVal_2960 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_2963) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2960) .cse1) .cse9) 0)) (not (= v_ArrVal_2963 (store .cse5 .cse8 (select v_ArrVal_2963 .cse8)))))))) (< .cse0 2147483648))))))) is different from false [2023-11-06 22:01:36,639 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse12 (+ |c_ULTIMATE.start_main_~users~0#1.offset| 8))) (let ((.cse10 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse12)) (.cse11 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse12))) (let ((.cse0 (mod |c_ULTIMATE.start_main_#t~nondet117#1| 4294967296)) (.cse3 (select (select |c_#memory_$Pointer$.base| .cse10) .cse11))) (let ((.cse5 (select |c_#memory_$Pointer$.offset| .cse3)) (.cse1 (select |c_#memory_$Pointer$.base| .cse3)) (.cse6 (select (select |c_#memory_$Pointer$.offset| .cse10) .cse11)) (.cse7 (* .cse0 12))) (and (or (< .cse0 2147483648) (let ((.cse2 (+ .cse6 (- 51539607548) .cse7)) (.cse4 (+ (- 51539607552) .cse6 .cse7))) (and (forall ((v_ArrVal_2963 (Array Int Int))) (or (not (= v_ArrVal_2963 (store .cse1 .cse2 (select v_ArrVal_2963 .cse2)))) (forall ((v_ArrVal_2960 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.base| .cse3 v_ArrVal_2963) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2960) .cse3) .cse4) 0)))) (forall ((v_ArrVal_2964 (Array Int Int)) (v_ArrVal_2961 Int)) (= (select (select (store (store |c_#memory_$Pointer$.offset| .cse3 (store .cse5 .cse2 v_ArrVal_2961)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2964) .cse3) .cse4) 0))))) (or (let ((.cse9 (+ .cse6 .cse7)) (.cse8 (+ .cse6 4 .cse7))) (and (forall ((v_ArrVal_2964 (Array Int Int)) (v_ArrVal_2961 Int)) (= 0 (select (select (store (store |c_#memory_$Pointer$.offset| .cse3 (store .cse5 .cse8 v_ArrVal_2961)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2964) .cse3) .cse9))) (forall ((v_ArrVal_2963 (Array Int Int))) (or (forall ((v_ArrVal_2960 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.base| .cse3 v_ArrVal_2963) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2960) .cse3) .cse9) 0)) (not (= v_ArrVal_2963 (store .cse1 .cse8 (select v_ArrVal_2963 .cse8)))))))) (< 2147483647 .cse0))))))) is different from false [2023-11-06 22:01:36,662 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse5 (+ |c_ULTIMATE.start_main_~users~0#1.offset| 8))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse5)) (.cse4 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse5))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| .cse3) .cse4))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| .cse3) .cse4)) (.cse1 (+ .cse2 4))) (and (forall ((v_ArrVal_2964 (Array Int Int)) (v_ArrVal_2961 Int)) (= (select (select (store (store |c_#memory_$Pointer$.offset| .cse0 (store (select |c_#memory_$Pointer$.offset| .cse0) .cse1 v_ArrVal_2961)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2964) .cse0) .cse2) 0)) (forall ((v_ArrVal_2963 (Array Int Int))) (or (forall ((v_ArrVal_2960 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.base| .cse0 v_ArrVal_2963) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2960) .cse0) .cse2) 0)) (not (= v_ArrVal_2963 (store (select |c_#memory_$Pointer$.base| .cse0) .cse1 (select v_ArrVal_2963 .cse1))))))))))) is different from false [2023-11-06 22:01:36,940 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse10 (+ |c_ULTIMATE.start_main_~users~0#1.offset| 8))) (let ((.cse11 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse10))) (let ((.cse0 (select |c_#memory_$Pointer$.offset| .cse11)) (.cse2 (select |c_#memory_$Pointer$.base| .cse11)) (.cse1 (+ 12 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse10)))) (and (forall ((v_ArrVal_2958 (Array Int Int))) (or (not (= (store .cse0 .cse1 (select v_ArrVal_2958 .cse1)) v_ArrVal_2958)) (forall ((v_ArrVal_2959 (Array Int Int))) (or (not (= (store .cse2 .cse1 (select v_ArrVal_2959 .cse1)) v_ArrVal_2959)) (forall ((v_ArrVal_2963 (Array Int Int))) (let ((.cse7 (store |c_#memory_$Pointer$.offset| .cse11 v_ArrVal_2958)) (.cse3 (store |c_#memory_$Pointer$.base| .cse11 v_ArrVal_2959))) (let ((.cse8 (select (select .cse3 |c_ULTIMATE.start_main_~users~0#1.base|) .cse10)) (.cse9 (select (select .cse7 |c_ULTIMATE.start_main_~users~0#1.base|) .cse10))) (let ((.cse4 (select (select .cse3 .cse8) .cse9)) (.cse5 (select (select .cse7 .cse8) .cse9))) (or (forall ((v_ArrVal_2960 (Array Int Int))) (= (select (select (store (store .cse3 .cse4 v_ArrVal_2963) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2960) .cse4) .cse5) 0)) (not (= v_ArrVal_2963 (let ((.cse6 (+ .cse5 4))) (store (select .cse3 .cse4) .cse6 (select v_ArrVal_2963 .cse6)))))))))))))) (forall ((v_ArrVal_2958 (Array Int Int))) (or (not (= (store .cse0 .cse1 (select v_ArrVal_2958 .cse1)) v_ArrVal_2958)) (forall ((v_ArrVal_2959 (Array Int Int))) (or (forall ((v_ArrVal_2964 (Array Int Int)) (v_ArrVal_2961 Int)) (= (let ((.cse12 (store |c_#memory_$Pointer$.offset| .cse11 v_ArrVal_2958)) (.cse15 (store |c_#memory_$Pointer$.base| .cse11 v_ArrVal_2959))) (let ((.cse16 (select (select .cse15 |c_ULTIMATE.start_main_~users~0#1.base|) .cse10)) (.cse17 (select (select .cse12 |c_ULTIMATE.start_main_~users~0#1.base|) .cse10))) (let ((.cse14 (select (select .cse12 .cse16) .cse17))) (select (let ((.cse13 (select (select .cse15 .cse16) .cse17))) (select (store (store .cse12 .cse13 (store (select .cse12 .cse13) (+ .cse14 4) v_ArrVal_2961)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2964) .cse13)) .cse14)))) 0)) (not (= (store .cse2 .cse1 (select v_ArrVal_2959 .cse1)) v_ArrVal_2959)))))))))) is different from false [2023-11-06 22:01:37,012 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse8 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse9 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse8))) (let ((.cse10 (select |c_#memory_$Pointer$.base| .cse9)) (.cse0 (select |c_#memory_$Pointer$.offset| .cse9)) (.cse1 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse8) 12))) (and (forall ((v_ArrVal_2958 (Array Int Int))) (or (not (= v_ArrVal_2958 (store .cse0 .cse1 (select v_ArrVal_2958 .cse1)))) (forall ((v_ArrVal_2959 (Array Int Int))) (or (forall ((v_ArrVal_2964 (Array Int Int)) (v_ArrVal_2961 Int)) (= (let ((.cse2 (store |c_#memory_$Pointer$.offset| .cse9 v_ArrVal_2958)) (.cse5 (store |c_#memory_$Pointer$.base| .cse9 v_ArrVal_2959))) (let ((.cse6 (select (select .cse5 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8)) (.cse7 (select (select .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8))) (let ((.cse4 (select (select .cse2 .cse6) .cse7))) (select (let ((.cse3 (select (select .cse5 .cse6) .cse7))) (select (store (store .cse2 .cse3 (store (select .cse2 .cse3) (+ .cse4 4) v_ArrVal_2961)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2964) .cse3)) .cse4)))) 0)) (not (= v_ArrVal_2959 (store .cse10 .cse1 (select v_ArrVal_2959 .cse1)))))))) (forall ((v_ArrVal_2958 (Array Int Int))) (or (forall ((v_ArrVal_2959 (Array Int Int))) (or (forall ((v_ArrVal_2963 (Array Int Int))) (let ((.cse15 (store |c_#memory_$Pointer$.offset| .cse9 v_ArrVal_2958)) (.cse11 (store |c_#memory_$Pointer$.base| .cse9 v_ArrVal_2959))) (let ((.cse16 (select (select .cse11 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8)) (.cse17 (select (select .cse15 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8))) (let ((.cse12 (select (select .cse11 .cse16) .cse17)) (.cse13 (select (select .cse15 .cse16) .cse17))) (or (forall ((v_ArrVal_2960 (Array Int Int))) (= (select (select (store (store .cse11 .cse12 v_ArrVal_2963) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2960) .cse12) .cse13) 0)) (not (= v_ArrVal_2963 (let ((.cse14 (+ .cse13 4))) (store (select .cse11 .cse12) .cse14 (select v_ArrVal_2963 .cse14)))))))))) (not (= v_ArrVal_2959 (store .cse10 .cse1 (select v_ArrVal_2959 .cse1)))))) (not (= v_ArrVal_2958 (store .cse0 .cse1 (select v_ArrVal_2958 .cse1)))))))))) is different from false [2023-11-06 22:01:37,336 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse10 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem103#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem103#1.base|) |c_ULTIMATE.start_main_#t~mem103#1.offset| 0))) (.cse9 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse12 (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_#t~mem103#1.base| (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_#t~mem103#1.base|) |c_ULTIMATE.start_main_#t~mem103#1.offset| 0))) (.cse11 (select (select .cse10 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9))) (let ((.cse0 (select .cse10 .cse11)) (.cse13 (select .cse12 .cse11)) (.cse1 (+ (select (select .cse12 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9) 12))) (and (forall ((v_ArrVal_2958 (Array Int Int))) (or (forall ((v_ArrVal_2959 (Array Int Int))) (or (not (= (store .cse0 .cse1 (select v_ArrVal_2959 .cse1)) v_ArrVal_2959)) (forall ((v_ArrVal_2963 (Array Int Int))) (let ((.cse6 (store .cse12 .cse11 v_ArrVal_2958)) (.cse2 (store .cse10 .cse11 v_ArrVal_2959))) (let ((.cse7 (select (select .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse8 (select (select .cse6 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9))) (let ((.cse3 (select (select .cse2 .cse7) .cse8)) (.cse5 (select (select .cse6 .cse7) .cse8))) (or (not (= v_ArrVal_2963 (let ((.cse4 (+ .cse5 4))) (store (select .cse2 .cse3) .cse4 (select v_ArrVal_2963 .cse4))))) (forall ((v_ArrVal_2960 (Array Int Int))) (= (select (select (store (store .cse2 .cse3 v_ArrVal_2963) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2960) .cse3) .cse5) 0))))))))) (not (= (store .cse13 .cse1 (select v_ArrVal_2958 .cse1)) v_ArrVal_2958)))) (forall ((v_ArrVal_2958 (Array Int Int))) (or (forall ((v_ArrVal_2959 (Array Int Int))) (or (forall ((v_ArrVal_2964 (Array Int Int)) (v_ArrVal_2961 Int)) (= (let ((.cse14 (store .cse12 .cse11 v_ArrVal_2958)) (.cse17 (store .cse10 .cse11 v_ArrVal_2959))) (let ((.cse18 (select (select .cse17 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse19 (select (select .cse14 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9))) (let ((.cse16 (select (select .cse14 .cse18) .cse19))) (select (let ((.cse15 (select (select .cse17 .cse18) .cse19))) (select (store (store .cse14 .cse15 (store (select .cse14 .cse15) (+ .cse16 4) v_ArrVal_2961)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_2964) .cse15)) .cse16)))) 0)) (not (= (store .cse0 .cse1 (select v_ArrVal_2959 .cse1)) v_ArrVal_2959)))) (not (= (store .cse13 .cse1 (select v_ArrVal_2958 .cse1)) v_ArrVal_2958)))))))) is different from false [2023-11-06 22:01:37,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:37,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221816348] [2023-11-06 22:01:37,344 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:37,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077150426] [2023-11-06 22:01:37,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2077150426] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:01:37,344 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:01:37,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2023-11-06 22:01:37,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470255543] [2023-11-06 22:01:37,345 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 22:01:37,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2023-11-06 22:01:37,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:37,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2023-11-06 22:01:37,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=841, Unknown=6, NotChecked=378, Total=1332 [2023-11-06 22:01:37,348 INFO L87 Difference]: Start difference. First operand 1300 states and 1885 transitions. Second operand has 31 states, 28 states have (on average 4.357142857142857) internal successors, (122), 25 states have internal predecessors, (122), 6 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2023-11-06 22:01:44,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:44,477 INFO L93 Difference]: Finished difference Result 3152 states and 4575 transitions. [2023-11-06 22:01:44,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-11-06 22:01:44,478 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 28 states have (on average 4.357142857142857) internal successors, (122), 25 states have internal predecessors, (122), 6 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) Word has length 137 [2023-11-06 22:01:44,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:44,494 INFO L225 Difference]: With dead ends: 3152 [2023-11-06 22:01:44,494 INFO L226 Difference]: Without dead ends: 2048 [2023-11-06 22:01:44,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 141 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 916 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=402, Invalid=3276, Unknown=6, NotChecked=738, Total=4422 [2023-11-06 22:01:44,501 INFO L413 NwaCegarLoop]: 501 mSDtfsCounter, 2490 mSDsluCounter, 10853 mSDsCounter, 0 mSdLazyCounter, 2903 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2512 SdHoareTripleChecker+Valid, 11354 SdHoareTripleChecker+Invalid, 3034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 2903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:44,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2512 Valid, 11354 Invalid, 3034 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [131 Valid, 2903 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2023-11-06 22:01:44,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2048 states. [2023-11-06 22:01:44,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2048 to 1557. [2023-11-06 22:01:44,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1557 states, 1512 states have (on average 1.4424603174603174) internal successors, (2181), 1522 states have internal predecessors, (2181), 24 states have call successors, (24), 13 states have call predecessors, (24), 17 states have return successors, (30), 21 states have call predecessors, (30), 23 states have call successors, (30) [2023-11-06 22:01:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1557 states and 2235 transitions. [2023-11-06 22:01:44,597 INFO L78 Accepts]: Start accepts. Automaton has 1557 states and 2235 transitions. Word has length 137 [2023-11-06 22:01:44,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:44,598 INFO L495 AbstractCegarLoop]: Abstraction has 1557 states and 2235 transitions. [2023-11-06 22:01:44,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 28 states have (on average 4.357142857142857) internal successors, (122), 25 states have internal predecessors, (122), 6 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2023-11-06 22:01:44,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 2235 transitions. [2023-11-06 22:01:44,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:01:44,600 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:44,601 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2023-11-06 22:01:44,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-06 22:01:44,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-06 22:01:44,833 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:44,834 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:44,834 INFO L85 PathProgramCache]: Analyzing trace with hash 760165847, now seen corresponding path program 1 times [2023-11-06 22:01:44,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:44,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631221760] [2023-11-06 22:01:44,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:44,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:44,901 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:44,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1232015950] [2023-11-06 22:01:44,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:44,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:44,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:44,903 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:44,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-06 22:01:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:01:45,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-06 22:01:45,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:01:45,683 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-06 22:01:45,683 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:01:45,845 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-06 22:01:45,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:01:45,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631221760] [2023-11-06 22:01:45,845 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:01:45,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232015950] [2023-11-06 22:01:45,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1232015950] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:01:45,845 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:01:45,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12 [2023-11-06 22:01:45,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391866484] [2023-11-06 22:01:45,846 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:01:45,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 22:01:45,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:01:45,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 22:01:45,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:01:45,848 INFO L87 Difference]: Start difference. First operand 1557 states and 2235 transitions. Second operand has 12 states, 12 states have (on average 11.0) internal successors, (132), 12 states have internal predecessors, (132), 3 states have call successors, (13), 2 states have call predecessors, (13), 6 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-06 22:01:46,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:01:46,223 INFO L93 Difference]: Finished difference Result 2917 states and 4208 transitions. [2023-11-06 22:01:46,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-06 22:01:46,224 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 12 states have internal predecessors, (132), 3 states have call successors, (13), 2 states have call predecessors, (13), 6 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 137 [2023-11-06 22:01:46,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:01:46,234 INFO L225 Difference]: With dead ends: 2917 [2023-11-06 22:01:46,234 INFO L226 Difference]: Without dead ends: 1557 [2023-11-06 22:01:46,237 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=264, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:01:46,237 INFO L413 NwaCegarLoop]: 546 mSDtfsCounter, 23 mSDsluCounter, 3248 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 3794 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:01:46,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 3794 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:01:46,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1557 states. [2023-11-06 22:01:46,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1557 to 1313. [2023-11-06 22:01:46,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1313 states, 1282 states have (on average 1.4594383775351014) internal successors, (1871), 1289 states have internal predecessors, (1871), 16 states have call successors, (16), 10 states have call predecessors, (16), 11 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2023-11-06 22:01:46,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1313 states and 1903 transitions. [2023-11-06 22:01:46,326 INFO L78 Accepts]: Start accepts. Automaton has 1313 states and 1903 transitions. Word has length 137 [2023-11-06 22:01:46,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:01:46,327 INFO L495 AbstractCegarLoop]: Abstraction has 1313 states and 1903 transitions. [2023-11-06 22:01:46,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.0) internal successors, (132), 12 states have internal predecessors, (132), 3 states have call successors, (13), 2 states have call predecessors, (13), 6 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-06 22:01:46,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1903 transitions. [2023-11-06 22:01:46,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-06 22:01:46,330 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:01:46,330 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:01:46,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-11-06 22:01:46,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-06 22:01:46,540 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:01:46,540 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:01:46,540 INFO L85 PathProgramCache]: Analyzing trace with hash 475105423, now seen corresponding path program 2 times [2023-11-06 22:01:46,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:01:46,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699432410] [2023-11-06 22:01:46,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:01:46,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:01:46,626 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:01:46,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [840497467] [2023-11-06 22:01:46,632 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:01:46,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:01:46,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:46,637 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:01:46,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-06 22:01:50,520 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-06 22:01:50,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:01:50,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-06 22:01:50,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:02:13,289 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-06 22:02:13,289 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:02:13,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:02:13,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699432410] [2023-11-06 22:02:13,290 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:02:13,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840497467] [2023-11-06 22:02:13,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840497467] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:02:13,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:02:13,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:02:13,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819848176] [2023-11-06 22:02:13,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:02:13,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:02:13,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:02:13,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:02:13,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:02:13,293 INFO L87 Difference]: Start difference. First operand 1313 states and 1903 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:02:16,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:02:18,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:02:20,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:02:22,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:02:24,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:02:24,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:02:24,940 INFO L93 Difference]: Finished difference Result 2496 states and 3630 transitions. [2023-11-06 22:02:24,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:02:24,941 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 141 [2023-11-06 22:02:24,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:02:24,949 INFO L225 Difference]: With dead ends: 2496 [2023-11-06 22:02:24,949 INFO L226 Difference]: Without dead ends: 1331 [2023-11-06 22:02:24,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:02:24,952 INFO L413 NwaCegarLoop]: 542 mSDtfsCounter, 17 mSDsluCounter, 2168 mSDsCounter, 0 mSdLazyCounter, 649 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 2710 SdHoareTripleChecker+Invalid, 654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 649 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:02:24,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 2710 Invalid, 654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 649 Invalid, 5 Unknown, 0 Unchecked, 11.5s Time] [2023-11-06 22:02:24,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1331 states. [2023-11-06 22:02:25,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1331 to 1319. [2023-11-06 22:02:25,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1319 states, 1288 states have (on average 1.4572981366459627) internal successors, (1877), 1295 states have internal predecessors, (1877), 16 states have call successors, (16), 10 states have call predecessors, (16), 11 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2023-11-06 22:02:25,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 1909 transitions. [2023-11-06 22:02:25,025 INFO L78 Accepts]: Start accepts. Automaton has 1319 states and 1909 transitions. Word has length 141 [2023-11-06 22:02:25,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:02:25,025 INFO L495 AbstractCegarLoop]: Abstraction has 1319 states and 1909 transitions. [2023-11-06 22:02:25,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:02:25,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1909 transitions. [2023-11-06 22:02:25,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-06 22:02:25,028 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:02:25,028 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:02:25,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:02:25,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-06 22:02:25,239 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:02:25,240 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:02:25,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1385339629, now seen corresponding path program 1 times [2023-11-06 22:02:25,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:02:25,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432236810] [2023-11-06 22:02:25,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:25,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:02:25,308 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:02:25,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1594724980] [2023-11-06 22:02:25,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:25,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:25,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:25,310 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:02:25,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-06 22:02:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:02:25,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:02:25,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:02:25,971 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-06 22:02:25,971 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:02:25,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:02:25,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432236810] [2023-11-06 22:02:25,972 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:02:25,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594724980] [2023-11-06 22:02:25,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1594724980] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:02:25,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:02:25,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:02:25,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704465237] [2023-11-06 22:02:25,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:02:25,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:02:25,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:02:25,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:02:25,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:02:25,975 INFO L87 Difference]: Start difference. First operand 1319 states and 1909 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:02:26,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:02:26,152 INFO L93 Difference]: Finished difference Result 2712 states and 3982 transitions. [2023-11-06 22:02:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:02:26,153 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 141 [2023-11-06 22:02:26,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:02:26,162 INFO L225 Difference]: With dead ends: 2712 [2023-11-06 22:02:26,162 INFO L226 Difference]: Without dead ends: 1512 [2023-11-06 22:02:26,164 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:02:26,165 INFO L413 NwaCegarLoop]: 545 mSDtfsCounter, 141 mSDsluCounter, 1602 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 2147 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:02:26,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 2147 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:02:26,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1512 states. [2023-11-06 22:02:26,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1512 to 1305. [2023-11-06 22:02:26,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1305 states, 1274 states have (on average 1.4529042386185242) internal successors, (1851), 1281 states have internal predecessors, (1851), 16 states have call successors, (16), 10 states have call predecessors, (16), 11 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2023-11-06 22:02:26,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1305 states and 1883 transitions. [2023-11-06 22:02:26,234 INFO L78 Accepts]: Start accepts. Automaton has 1305 states and 1883 transitions. Word has length 141 [2023-11-06 22:02:26,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:02:26,235 INFO L495 AbstractCegarLoop]: Abstraction has 1305 states and 1883 transitions. [2023-11-06 22:02:26,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:02:26,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1883 transitions. [2023-11-06 22:02:26,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-06 22:02:26,237 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:02:26,238 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:02:26,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:02:26,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-06 22:02:26,446 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:02:26,447 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:02:26,447 INFO L85 PathProgramCache]: Analyzing trace with hash -2117227380, now seen corresponding path program 1 times [2023-11-06 22:02:26,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:02:26,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21000767] [2023-11-06 22:02:26,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:26,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:02:26,508 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:02:26,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1579584123] [2023-11-06 22:02:26,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:26,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:26,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:26,510 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:02:26,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-06 22:02:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:02:27,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-06 22:02:27,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:02:27,293 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-06 22:02:27,293 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:02:27,595 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-06 22:02:27,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:02:27,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21000767] [2023-11-06 22:02:27,596 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:02:27,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579584123] [2023-11-06 22:02:27,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579584123] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:02:27,596 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:02:27,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 8] total 19 [2023-11-06 22:02:27,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287702558] [2023-11-06 22:02:27,597 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:02:27,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-06 22:02:27,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:02:27,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-06 22:02:27,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:02:27,599 INFO L87 Difference]: Start difference. First operand 1305 states and 1883 transitions. Second operand has 19 states, 19 states have (on average 7.421052631578948) internal successors, (141), 19 states have internal predecessors, (141), 3 states have call successors, (13), 2 states have call predecessors, (13), 6 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-06 22:02:28,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:02:28,875 INFO L93 Difference]: Finished difference Result 2348 states and 3392 transitions. [2023-11-06 22:02:28,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-06 22:02:28,876 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 7.421052631578948) internal successors, (141), 19 states have internal predecessors, (141), 3 states have call successors, (13), 2 states have call predecessors, (13), 6 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 142 [2023-11-06 22:02:28,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:02:28,883 INFO L225 Difference]: With dead ends: 2348 [2023-11-06 22:02:28,883 INFO L226 Difference]: Without dead ends: 1086 [2023-11-06 22:02:28,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=275, Invalid=915, Unknown=0, NotChecked=0, Total=1190 [2023-11-06 22:02:28,886 INFO L413 NwaCegarLoop]: 469 mSDtfsCounter, 124 mSDsluCounter, 4549 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 5018 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:02:28,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 5018 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:02:28,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1086 states. [2023-11-06 22:02:28,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1086 to 1080. [2023-11-06 22:02:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1080 states, 1049 states have (on average 1.4356530028598666) internal successors, (1506), 1056 states have internal predecessors, (1506), 16 states have call successors, (16), 10 states have call predecessors, (16), 11 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2023-11-06 22:02:28,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 1080 states and 1538 transitions. [2023-11-06 22:02:28,956 INFO L78 Accepts]: Start accepts. Automaton has 1080 states and 1538 transitions. Word has length 142 [2023-11-06 22:02:28,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:02:28,957 INFO L495 AbstractCegarLoop]: Abstraction has 1080 states and 1538 transitions. [2023-11-06 22:02:28,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 7.421052631578948) internal successors, (141), 19 states have internal predecessors, (141), 3 states have call successors, (13), 2 states have call predecessors, (13), 6 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-06 22:02:28,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1538 transitions. [2023-11-06 22:02:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-06 22:02:28,959 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:02:28,960 INFO L195 NwaCegarLoop]: trace histogram [15, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:02:28,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:02:29,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:29,169 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:02:29,170 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:02:29,170 INFO L85 PathProgramCache]: Analyzing trace with hash 879428179, now seen corresponding path program 2 times [2023-11-06 22:02:29,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:02:29,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893320430] [2023-11-06 22:02:29,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:29,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:02:29,236 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:02:29,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2029033152] [2023-11-06 22:02:29,236 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:02:29,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:29,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:29,238 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:02:29,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-06 22:02:29,849 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-06 22:02:29,849 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:02:29,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-06 22:02:29,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:02:30,031 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-06 22:02:30,031 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:02:30,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:02:30,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893320430] [2023-11-06 22:02:30,032 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:02:30,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029033152] [2023-11-06 22:02:30,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2029033152] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:02:30,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:02:30,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:02:30,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248785926] [2023-11-06 22:02:30,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:02:30,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:02:30,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:02:30,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:02:30,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:02:30,036 INFO L87 Difference]: Start difference. First operand 1080 states and 1538 transitions. Second operand has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 7 states have internal predecessors, (107), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:02:30,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:02:30,459 INFO L93 Difference]: Finished difference Result 2122 states and 3039 transitions. [2023-11-06 22:02:30,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:02:30,460 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 7 states have internal predecessors, (107), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 151 [2023-11-06 22:02:30,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:02:30,466 INFO L225 Difference]: With dead ends: 2122 [2023-11-06 22:02:30,467 INFO L226 Difference]: Without dead ends: 1098 [2023-11-06 22:02:30,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:02:30,469 INFO L413 NwaCegarLoop]: 480 mSDtfsCounter, 15 mSDsluCounter, 2089 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 2569 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:02:30,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 2569 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:02:30,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2023-11-06 22:02:30,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 1084. [2023-11-06 22:02:30,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1053 states have (on average 1.4349477682811016) internal successors, (1511), 1060 states have internal predecessors, (1511), 16 states have call successors, (16), 10 states have call predecessors, (16), 11 states have return successors, (16), 13 states have call predecessors, (16), 15 states have call successors, (16) [2023-11-06 22:02:30,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1543 transitions. [2023-11-06 22:02:30,535 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1543 transitions. Word has length 151 [2023-11-06 22:02:30,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:02:30,536 INFO L495 AbstractCegarLoop]: Abstraction has 1084 states and 1543 transitions. [2023-11-06 22:02:30,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 7 states have internal predecessors, (107), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:02:30,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1543 transitions. [2023-11-06 22:02:30,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-06 22:02:30,538 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:02:30,539 INFO L195 NwaCegarLoop]: trace histogram [15, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:02:30,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:02:30,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:30,746 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:02:30,747 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:02:30,747 INFO L85 PathProgramCache]: Analyzing trace with hash 314429275, now seen corresponding path program 1 times [2023-11-06 22:02:30,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:02:30,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36165339] [2023-11-06 22:02:30,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:30,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:02:30,826 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:02:30,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1737072227] [2023-11-06 22:02:30,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:30,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:30,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:30,831 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:02:30,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-06 22:02:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:02:31,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 227 conjunts are in the unsatisfiable core [2023-11-06 22:02:31,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:02:32,005 INFO L322 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-06 22:02:32,005 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2023-11-06 22:02:32,015 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-06 22:02:32,074 INFO L322 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-11-06 22:02:32,075 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2023-11-06 22:02:32,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:02:32,260 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-06 22:02:32,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:02:32,271 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-06 22:02:33,305 INFO L322 Elim1Store]: treesize reduction 28, result has 49.1 percent of original size [2023-11-06 22:02:33,305 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 45 [2023-11-06 22:02:33,390 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:02:33,556 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2023-11-06 22:02:35,311 INFO L322 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-11-06 22:02:35,312 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 49 [2023-11-06 22:02:35,482 INFO L322 Elim1Store]: treesize reduction 55, result has 8.3 percent of original size [2023-11-06 22:02:35,482 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1941 treesize of output 1434 [2023-11-06 22:02:35,530 INFO L322 Elim1Store]: treesize reduction 27, result has 15.6 percent of original size [2023-11-06 22:02:35,530 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 73 [2023-11-06 22:02:35,536 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-06 22:02:35,588 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:02:35,589 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 2370 treesize of output 1946 [2023-11-06 22:02:35,620 INFO L322 Elim1Store]: treesize reduction 299, result has 0.3 percent of original size [2023-11-06 22:02:35,621 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 2009 treesize of output 1739 [2023-11-06 22:02:35,659 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:02:35,660 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 2059 treesize of output 1701 [2023-11-06 22:02:35,687 INFO L322 Elim1Store]: treesize reduction 299, result has 0.3 percent of original size [2023-11-06 22:02:35,688 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 1753 treesize of output 1543 [2023-11-06 22:02:35,713 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:02:35,713 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1652 treesize of output 1 [2023-11-06 22:02:35,745 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:02:35,746 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 2202 treesize of output 1765 [2023-11-06 22:02:35,785 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:02:35,786 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 4138 treesize of output 3214 [2023-11-06 22:02:35,819 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:02:35,820 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3482 treesize of output 2849 [2023-11-06 22:02:35,868 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:02:35,868 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 2501 treesize of output 1982 [2023-11-06 22:02:35,907 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:02:35,908 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 4583 treesize of output 3537 [2023-11-06 22:02:35,950 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:02:35,951 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 3830 treesize of output 3107 [2023-11-06 22:02:35,982 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:02:35,982 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1941 treesize of output 1 [2023-11-06 22:02:36,013 INFO L322 Elim1Store]: treesize reduction 219, result has 0.5 percent of original size [2023-11-06 22:02:36,013 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 2370 treesize of output 1946 [2023-11-06 22:02:36,040 INFO L322 Elim1Store]: treesize reduction 299, result has 0.3 percent of original size [2023-11-06 22:02:36,041 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 2009 treesize of output 1739 [2023-11-06 22:02:36,072 INFO L322 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2023-11-06 22:02:36,073 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 2466 treesize of output 1959 [2023-11-06 22:02:36,114 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:02:36,115 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 4580 treesize of output 3546 [2023-11-06 22:02:36,156 INFO L322 Elim1Store]: treesize reduction 391, result has 0.3 percent of original size [2023-11-06 22:02:36,157 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 10 new quantified variables, introduced 12 case distinctions, treesize of input 4873 treesize of output 3775 [2023-11-06 22:02:36,184 INFO L322 Elim1Store]: treesize reduction 59, result has 1.7 percent of original size [2023-11-06 22:02:36,185 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 1872 treesize of output 1 [2023-11-06 22:02:36,215 INFO L322 Elim1Store]: treesize reduction 299, result has 0.3 percent of original size [2023-11-06 22:02:36,215 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 1940 treesize of output 1680 [2023-11-06 22:02:36,247 INFO L322 Elim1Store]: treesize reduction 299, result has 0.3 percent of original size [2023-11-06 22:02:36,248 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 2041 treesize of output 1765 [2023-11-06 22:02:36,606 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-06 22:02:36,613 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 40 [2023-11-06 22:02:36,652 INFO L322 Elim1Store]: treesize reduction 8, result has 80.5 percent of original size [2023-11-06 22:02:36,653 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 58 [2023-11-06 22:02:36,782 INFO L322 Elim1Store]: treesize reduction 53, result has 1.9 percent of original size [2023-11-06 22:02:36,783 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 364 treesize of output 262 [2023-11-06 22:02:36,796 INFO L322 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2023-11-06 22:02:36,796 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 167 treesize of output 136 [2023-11-06 22:02:36,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:02:36,860 INFO L322 Elim1Store]: treesize reduction 334, result has 7.5 percent of original size [2023-11-06 22:02:36,860 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 550 treesize of output 363 [2023-11-06 22:02:36,895 INFO L322 Elim1Store]: treesize reduction 106, result has 4.5 percent of original size [2023-11-06 22:02:36,896 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 283 treesize of output 218 [2023-11-06 22:02:36,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:02:36,907 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 109 [2023-11-06 22:02:36,913 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2023-11-06 22:02:36,919 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2023-11-06 22:02:38,630 INFO L322 Elim1Store]: treesize reduction 987, result has 2.6 percent of original size [2023-11-06 22:02:38,631 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 7 case distinctions, treesize of input 424 treesize of output 212 [2023-11-06 22:02:38,799 INFO L322 Elim1Store]: treesize reduction 656, result has 6.7 percent of original size [2023-11-06 22:02:38,800 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 212 treesize of output 159 [2023-11-06 22:02:39,387 INFO L322 Elim1Store]: treesize reduction 194, result has 11.8 percent of original size [2023-11-06 22:02:39,388 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 346 treesize of output 207 [2023-11-06 22:02:39,527 INFO L322 Elim1Store]: treesize reduction 460, result has 9.3 percent of original size [2023-11-06 22:02:39,528 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 2 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 31 case distinctions, treesize of input 299 treesize of output 200 [2023-11-06 22:02:40,305 INFO L322 Elim1Store]: treesize reduction 120, result has 17.8 percent of original size [2023-11-06 22:02:40,306 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 438 treesize of output 238 [2023-11-06 22:02:40,369 INFO L322 Elim1Store]: treesize reduction 56, result has 16.4 percent of original size [2023-11-06 22:02:40,369 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 392 treesize of output 298 [2023-11-06 22:02:40,388 INFO L322 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2023-11-06 22:02:40,389 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 301 treesize of output 170 [2023-11-06 22:02:40,462 INFO L322 Elim1Store]: treesize reduction 144, result has 16.8 percent of original size [2023-11-06 22:02:40,462 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 14 new quantified variables, introduced 14 case distinctions, treesize of input 139 treesize of output 108 [2023-11-06 22:02:40,481 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 66 [2023-11-06 22:02:40,566 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 36 proven. 138 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-06 22:02:40,566 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:02:41,706 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse6 (+ |c_ULTIMATE.start_main_~users~0#1.offset| 8))) (let ((.cse7 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse6))) (let ((.cse10 (select |c_#memory_$Pointer$.offset| .cse7)) (.cse8 (select |c_#memory_$Pointer$.base| .cse7)) (.cse9 (+ 12 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse6)))) (and (forall ((v_ArrVal_5623 (Array Int Int))) (or (forall ((v_ArrVal_5624 (Array Int Int))) (or (forall ((v_ArrVal_5628 Int) (v_ArrVal_5627 (Array Int Int))) (= (let ((.cse5 (store |c_#memory_$Pointer$.offset| .cse7 v_ArrVal_5623)) (.cse0 (store |c_#memory_$Pointer$.base| .cse7 v_ArrVal_5624))) (let ((.cse3 (select (select .cse0 |c_ULTIMATE.start_main_~users~0#1.base|) .cse6)) (.cse4 (select (select .cse5 |c_ULTIMATE.start_main_~users~0#1.base|) .cse6))) (let ((.cse2 (select (select .cse5 .cse3) .cse4))) (select (let ((.cse1 (select (select .cse0 .cse3) .cse4))) (select (store (store .cse0 .cse1 (store (select .cse0 .cse1) (+ .cse2 4) v_ArrVal_5628)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_5627) .cse1)) .cse2)))) 0)) (not (= (store .cse8 .cse9 (select v_ArrVal_5624 .cse9)) v_ArrVal_5624)))) (not (= v_ArrVal_5623 (store .cse10 .cse9 (select v_ArrVal_5623 .cse9)))))) (forall ((v_ArrVal_5623 (Array Int Int))) (or (not (= v_ArrVal_5623 (store .cse10 .cse9 (select v_ArrVal_5623 .cse9)))) (forall ((v_ArrVal_5624 (Array Int Int))) (or (not (= (store .cse8 .cse9 (select v_ArrVal_5624 .cse9)) v_ArrVal_5624)) (forall ((v_ArrVal_5626 Int) (v_ArrVal_5630 (Array Int Int))) (= (let ((.cse11 (store |c_#memory_$Pointer$.offset| .cse7 v_ArrVal_5623)) (.cse14 (store |c_#memory_$Pointer$.base| .cse7 v_ArrVal_5624))) (let ((.cse15 (select (select .cse14 |c_ULTIMATE.start_main_~users~0#1.base|) .cse6)) (.cse16 (select (select .cse11 |c_ULTIMATE.start_main_~users~0#1.base|) .cse6))) (let ((.cse13 (select (select .cse11 .cse15) .cse16))) (select (let ((.cse12 (select (select .cse14 .cse15) .cse16))) (select (store (store .cse11 .cse12 (store (select .cse11 .cse12) (+ .cse13 4) v_ArrVal_5626)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_5630) .cse12)) .cse13)))) 0)))))))))) is different from false [2023-11-06 22:02:41,751 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse8 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse9 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse8))) (let ((.cse10 (select |c_#memory_$Pointer$.offset| .cse9)) (.cse0 (select |c_#memory_$Pointer$.base| .cse9)) (.cse1 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse8) 12))) (and (forall ((v_ArrVal_5623 (Array Int Int))) (or (forall ((v_ArrVal_5624 (Array Int Int))) (or (not (= (store .cse0 .cse1 (select v_ArrVal_5624 .cse1)) v_ArrVal_5624)) (forall ((v_ArrVal_5626 Int) (v_ArrVal_5630 (Array Int Int))) (= (let ((.cse2 (store |c_#memory_$Pointer$.offset| .cse9 v_ArrVal_5623)) (.cse5 (store |c_#memory_$Pointer$.base| .cse9 v_ArrVal_5624))) (let ((.cse6 (select (select .cse5 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8)) (.cse7 (select (select .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8))) (let ((.cse4 (select (select .cse2 .cse6) .cse7))) (select (let ((.cse3 (select (select .cse5 .cse6) .cse7))) (select (store (store .cse2 .cse3 (store (select .cse2 .cse3) (+ 4 .cse4) v_ArrVal_5626)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_5630) .cse3)) .cse4)))) 0)))) (not (= v_ArrVal_5623 (store .cse10 .cse1 (select v_ArrVal_5623 .cse1)))))) (forall ((v_ArrVal_5623 (Array Int Int))) (or (not (= v_ArrVal_5623 (store .cse10 .cse1 (select v_ArrVal_5623 .cse1)))) (forall ((v_ArrVal_5624 (Array Int Int))) (or (not (= (store .cse0 .cse1 (select v_ArrVal_5624 .cse1)) v_ArrVal_5624)) (forall ((v_ArrVal_5628 Int) (v_ArrVal_5627 (Array Int Int))) (= (let ((.cse16 (store |c_#memory_$Pointer$.offset| .cse9 v_ArrVal_5623)) (.cse11 (store |c_#memory_$Pointer$.base| .cse9 v_ArrVal_5624))) (let ((.cse14 (select (select .cse11 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8)) (.cse15 (select (select .cse16 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8))) (let ((.cse13 (select (select .cse16 .cse14) .cse15))) (select (let ((.cse12 (select (select .cse11 .cse14) .cse15))) (select (store (store .cse11 .cse12 (store (select .cse11 .cse12) (+ 4 .cse13) v_ArrVal_5628)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_5627) .cse12)) .cse13)))) 0)))))))))) is different from false [2023-11-06 22:02:44,367 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse12 (+ |c_ULTIMATE.start_main_#t~mem103#1.offset| 1)) (.cse13 (+ 2 |c_ULTIMATE.start_main_#t~mem103#1.offset|)) (.cse14 (+ |c_ULTIMATE.start_main_#t~mem103#1.offset| 3)) (.cse15 (+ |c_ULTIMATE.start_main_#t~mem103#1.offset| 4))) (let ((.cse0 (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_#t~mem103#1.base| (store (store (store (store (store (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_#t~mem103#1.base|) |c_ULTIMATE.start_main_#t~mem103#1.offset| 0) .cse12 0) .cse13 0) .cse14 0) .cse15 0))) (.cse10 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse2 (+ (select (select .cse0 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10) 12)) (.cse11 (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem103#1.base|) |c_ULTIMATE.start_main_#t~mem103#1.offset| 0))) (and (forall ((v_ArrVal_5623 (Array Int Int)) (v_ArrVal_5653 Int) (v_ArrVal_5652 Int) (v_ArrVal_5651 Int) (v_ArrVal_5650 Int)) (let ((.cse3 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem103#1.base| (store (store (store (store .cse11 .cse12 v_ArrVal_5650) .cse13 v_ArrVal_5653) .cse14 v_ArrVal_5652) .cse15 v_ArrVal_5651)))) (let ((.cse1 (select (select .cse3 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10))) (or (not (= (store (select .cse0 .cse1) .cse2 (select v_ArrVal_5623 .cse2)) v_ArrVal_5623)) (forall ((v_ArrVal_5624 (Array Int Int))) (or (not (= v_ArrVal_5624 (store (select .cse3 .cse1) .cse2 (select v_ArrVal_5624 .cse2)))) (forall ((v_ArrVal_5628 Int) (v_ArrVal_5627 (Array Int Int))) (= (let ((.cse9 (store .cse0 .cse1 v_ArrVal_5623)) (.cse4 (store .cse3 .cse1 v_ArrVal_5624))) (let ((.cse7 (select (select .cse4 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)) (.cse8 (select (select .cse9 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10))) (let ((.cse6 (select (select .cse9 .cse7) .cse8))) (select (let ((.cse5 (select (select .cse4 .cse7) .cse8))) (select (store (store .cse4 .cse5 (store (select .cse4 .cse5) (+ .cse6 4) v_ArrVal_5628)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_5627) .cse5)) .cse6)))) 0)))))))) (forall ((v_ArrVal_5623 (Array Int Int)) (v_ArrVal_5653 Int) (v_ArrVal_5652 Int) (v_ArrVal_5651 Int) (v_ArrVal_5650 Int)) (let ((.cse23 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem103#1.base| (store (store (store (store .cse11 .cse12 v_ArrVal_5650) .cse13 v_ArrVal_5653) .cse14 v_ArrVal_5652) .cse15 v_ArrVal_5651)))) (let ((.cse16 (select (select .cse23 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10))) (or (not (= (store (select .cse0 .cse16) .cse2 (select v_ArrVal_5623 .cse2)) v_ArrVal_5623)) (forall ((v_ArrVal_5624 (Array Int Int))) (or (forall ((v_ArrVal_5626 Int) (v_ArrVal_5630 (Array Int Int))) (= (let ((.cse17 (store .cse0 .cse16 v_ArrVal_5623)) (.cse20 (store .cse23 .cse16 v_ArrVal_5624))) (let ((.cse21 (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)) (.cse22 (select (select .cse17 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10))) (let ((.cse19 (select (select .cse17 .cse21) .cse22))) (select (let ((.cse18 (select (select .cse20 .cse21) .cse22))) (select (store (store .cse17 .cse18 (store (select .cse17 .cse18) (+ .cse19 4) v_ArrVal_5626)) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_5630) .cse18)) .cse19)))) 0)) (not (= v_ArrVal_5624 (store (select .cse23 .cse16) .cse2 (select v_ArrVal_5624 .cse2)))))))))))))) is different from false [2023-11-06 22:02:44,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:02:44,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36165339] [2023-11-06 22:02:44,383 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:02:44,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1737072227] [2023-11-06 22:02:44,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1737072227] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:02:44,383 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:02:44,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2023-11-06 22:02:44,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875209196] [2023-11-06 22:02:44,384 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 22:02:44,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2023-11-06 22:02:44,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:02:44,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2023-11-06 22:02:44,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=2163, Unknown=47, NotChecked=288, Total=2652 [2023-11-06 22:02:44,387 INFO L87 Difference]: Start difference. First operand 1084 states and 1543 transitions. Second operand has 46 states, 43 states have (on average 3.13953488372093) internal successors, (135), 37 states have internal predecessors, (135), 6 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2023-11-06 22:03:05,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:03:05,306 INFO L93 Difference]: Finished difference Result 2483 states and 3540 transitions. [2023-11-06 22:03:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-11-06 22:03:05,307 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 43 states have (on average 3.13953488372093) internal successors, (135), 37 states have internal predecessors, (135), 6 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) Word has length 152 [2023-11-06 22:03:05,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:03:05,316 INFO L225 Difference]: With dead ends: 2483 [2023-11-06 22:03:05,316 INFO L226 Difference]: Without dead ends: 1519 [2023-11-06 22:03:05,322 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 141 SyntacticMatches, 1 SemanticMatches, 106 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 2765 ImplicationChecksByTransitivity, 11.4s TimeCoverageRelationStatistics Valid=667, Invalid=10211, Unknown=54, NotChecked=624, Total=11556 [2023-11-06 22:03:05,323 INFO L413 NwaCegarLoop]: 439 mSDtfsCounter, 1545 mSDsluCounter, 14363 mSDsCounter, 0 mSdLazyCounter, 4808 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1563 SdHoareTripleChecker+Valid, 14802 SdHoareTripleChecker+Invalid, 4903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 4808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:03:05,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1563 Valid, 14802 Invalid, 4903 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [95 Valid, 4808 Invalid, 0 Unknown, 0 Unchecked, 14.5s Time] [2023-11-06 22:03:05,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2023-11-06 22:03:05,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1272. [2023-11-06 22:03:05,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1272 states, 1227 states have (on average 1.41320293398533) internal successors, (1734), 1236 states have internal predecessors, (1734), 24 states have call successors, (24), 14 states have call predecessors, (24), 17 states have return successors, (28), 21 states have call predecessors, (28), 23 states have call successors, (28) [2023-11-06 22:03:05,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1272 states and 1786 transitions. [2023-11-06 22:03:05,454 INFO L78 Accepts]: Start accepts. Automaton has 1272 states and 1786 transitions. Word has length 152 [2023-11-06 22:03:05,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:03:05,455 INFO L495 AbstractCegarLoop]: Abstraction has 1272 states and 1786 transitions. [2023-11-06 22:03:05,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 43 states have (on average 3.13953488372093) internal successors, (135), 37 states have internal predecessors, (135), 6 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2023-11-06 22:03:05,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1786 transitions. [2023-11-06 22:03:05,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-06 22:03:05,457 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:03:05,458 INFO L195 NwaCegarLoop]: trace histogram [15, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:03:05,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:03:05,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2023-11-06 22:03:05,670 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:03:05,670 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:03:05,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1016029149, now seen corresponding path program 1 times [2023-11-06 22:03:05,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:03:05,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548624317] [2023-11-06 22:03:05,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:03:05,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:03:05,736 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:03:05,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1108832319] [2023-11-06 22:03:05,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:03:05,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:03:05,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:03:05,739 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:03:05,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-06 22:03:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:03:06,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-06 22:03:06,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:03:07,148 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 36 proven. 127 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-06 22:03:07,149 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:03:07,610 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 69 proven. 24 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-06 22:03:07,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:03:07,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548624317] [2023-11-06 22:03:07,610 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:03:07,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108832319] [2023-11-06 22:03:07,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1108832319] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:03:07,611 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:03:07,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9] total 22 [2023-11-06 22:03:07,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691519055] [2023-11-06 22:03:07,611 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:03:07,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-06 22:03:07,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:03:07,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-06 22:03:07,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=365, Unknown=0, NotChecked=0, Total=462 [2023-11-06 22:03:07,614 INFO L87 Difference]: Start difference. First operand 1272 states and 1786 transitions. Second operand has 22 states, 22 states have (on average 6.681818181818182) internal successors, (147), 22 states have internal predecessors, (147), 3 states have call successors, (11), 2 states have call predecessors, (11), 7 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-06 22:03:11,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:03:11,093 INFO L93 Difference]: Finished difference Result 2453 states and 3477 transitions. [2023-11-06 22:03:11,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-11-06 22:03:11,096 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 6.681818181818182) internal successors, (147), 22 states have internal predecessors, (147), 3 states have call successors, (11), 2 states have call predecessors, (11), 7 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 152 [2023-11-06 22:03:11,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:03:11,103 INFO L225 Difference]: With dead ends: 2453 [2023-11-06 22:03:11,103 INFO L226 Difference]: Without dead ends: 1300 [2023-11-06 22:03:11,106 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=476, Invalid=1974, Unknown=0, NotChecked=0, Total=2450 [2023-11-06 22:03:11,106 INFO L413 NwaCegarLoop]: 483 mSDtfsCounter, 31 mSDsluCounter, 7120 mSDsCounter, 0 mSdLazyCounter, 519 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 7603 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:03:11,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 7603 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 519 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:03:11,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1300 states. [2023-11-06 22:03:11,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1300 to 1079. [2023-11-06 22:03:11,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1079 states, 1050 states have (on average 1.437142857142857) internal successors, (1509), 1056 states have internal predecessors, (1509), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 12 states have call predecessors, (15), 14 states have call successors, (15) [2023-11-06 22:03:11,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 1079 states and 1539 transitions. [2023-11-06 22:03:11,210 INFO L78 Accepts]: Start accepts. Automaton has 1079 states and 1539 transitions. Word has length 152 [2023-11-06 22:03:11,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:03:11,211 INFO L495 AbstractCegarLoop]: Abstraction has 1079 states and 1539 transitions. [2023-11-06 22:03:11,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 6.681818181818182) internal successors, (147), 22 states have internal predecessors, (147), 3 states have call successors, (11), 2 states have call predecessors, (11), 7 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-06 22:03:11,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1539 transitions. [2023-11-06 22:03:11,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-06 22:03:11,214 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:03:11,214 INFO L195 NwaCegarLoop]: trace histogram [22, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:03:11,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:03:11,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:03:11,427 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:03:11,427 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:03:11,428 INFO L85 PathProgramCache]: Analyzing trace with hash 2067129156, now seen corresponding path program 2 times [2023-11-06 22:03:11,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:03:11,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034133569] [2023-11-06 22:03:11,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:03:11,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:03:11,502 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:03:11,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1249230172] [2023-11-06 22:03:11,502 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:03:11,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:03:11,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:03:11,509 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:03:11,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-11-06 22:03:12,306 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-06 22:03:12,306 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:03:12,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-06 22:03:12,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:03:12,708 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2023-11-06 22:03:12,708 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:03:12,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:03:12,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034133569] [2023-11-06 22:03:12,709 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:03:12,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249230172] [2023-11-06 22:03:12,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249230172] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:03:12,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:03:12,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-06 22:03:12,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406448133] [2023-11-06 22:03:12,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:03:12,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:03:12,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:03:12,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:03:12,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:03:12,713 INFO L87 Difference]: Start difference. First operand 1079 states and 1539 transitions. Second operand has 10 states, 10 states have (on average 10.8) internal successors, (108), 10 states have internal predecessors, (108), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:03:15,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:19,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:03:22,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:03:24,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:03:24,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:03:24,951 INFO L93 Difference]: Finished difference Result 2142 states and 3078 transitions. [2023-11-06 22:03:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:03:24,951 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.8) internal successors, (108), 10 states have internal predecessors, (108), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 159 [2023-11-06 22:03:24,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:03:24,957 INFO L225 Difference]: With dead ends: 2142 [2023-11-06 22:03:24,957 INFO L226 Difference]: Without dead ends: 1123 [2023-11-06 22:03:24,959 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:03:24,960 INFO L413 NwaCegarLoop]: 469 mSDtfsCounter, 24 mSDsluCounter, 3351 mSDsCounter, 0 mSdLazyCounter, 611 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 3820 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 611 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:03:24,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 3820 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 611 Invalid, 4 Unknown, 0 Unchecked, 12.1s Time] [2023-11-06 22:03:24,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2023-11-06 22:03:25,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 1114. [2023-11-06 22:03:25,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1114 states, 1085 states have (on average 1.4341013824884792) internal successors, (1556), 1091 states have internal predecessors, (1556), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 12 states have call predecessors, (15), 14 states have call successors, (15) [2023-11-06 22:03:25,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 1114 states and 1586 transitions. [2023-11-06 22:03:25,027 INFO L78 Accepts]: Start accepts. Automaton has 1114 states and 1586 transitions. Word has length 159 [2023-11-06 22:03:25,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:03:25,027 INFO L495 AbstractCegarLoop]: Abstraction has 1114 states and 1586 transitions. [2023-11-06 22:03:25,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.8) internal successors, (108), 10 states have internal predecessors, (108), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2023-11-06 22:03:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1586 transitions. [2023-11-06 22:03:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-06 22:03:25,030 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:03:25,030 INFO L195 NwaCegarLoop]: trace histogram [22, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:03:25,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-11-06 22:03:25,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:03:25,239 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION === [alt_freeErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:03:25,239 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:03:25,239 INFO L85 PathProgramCache]: Analyzing trace with hash -226698902, now seen corresponding path program 1 times [2023-11-06 22:03:25,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:03:25,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463290074] [2023-11-06 22:03:25,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:03:25,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:03:25,312 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:03:25,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [245383826] [2023-11-06 22:03:25,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:03:25,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:03:25,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:03:25,314 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:03:25,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7565dcab-45e7-4744-9475-becfed2d487c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-11-06 22:03:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:03:26,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 1266 conjuncts, 249 conjunts are in the unsatisfiable core [2023-11-06 22:03:26,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:03:26,877 INFO L322 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-06 22:03:26,877 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2023-11-06 22:03:26,888 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-06 22:03:26,954 INFO L322 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-11-06 22:03:26,955 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2023-11-06 22:03:27,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:03:27,094 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-06 22:03:27,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:03:27,100 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-06 22:03:28,156 INFO L322 Elim1Store]: treesize reduction 28, result has 49.1 percent of original size [2023-11-06 22:03:28,156 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 45 [2023-11-06 22:03:28,248 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-06 22:03:28,378 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2023-11-06 22:03:29,540 INFO L322 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-11-06 22:03:29,540 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 49 [2023-11-06 22:03:29,895 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:29,898 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 131402 treesize of output 101959 [2023-11-06 22:03:30,119 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:30,122 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 115699 treesize of output 88544 [2023-11-06 22:03:30,229 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:30,230 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 42619 treesize of output 35426 [2023-11-06 22:03:30,370 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:30,372 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 53207 treesize of output 41481 [2023-11-06 22:03:30,446 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:30,448 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 58722 treesize of output 48097 [2023-11-06 22:03:30,684 INFO L322 Elim1Store]: treesize reduction 2066, result has 0.0 percent of original size [2023-11-06 22:03:30,686 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 33 case distinctions, treesize of input 68202 treesize of output 54976 [2023-11-06 22:03:30,881 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:30,883 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 45740 treesize of output 37683 [2023-11-06 22:03:30,954 INFO L322 Elim1Store]: treesize reduction 100, result has 4.8 percent of original size [2023-11-06 22:03:30,955 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 10020 treesize of output 8312 [2023-11-06 22:03:30,981 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 63 [2023-11-06 22:03:30,995 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 73 [2023-11-06 22:03:31,031 INFO L322 Elim1Store]: treesize reduction 137, result has 6.8 percent of original size [2023-11-06 22:03:31,032 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 102 treesize of output 133 [2023-11-06 22:03:31,067 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 176 [2023-11-06 22:03:31,103 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 168 [2023-11-06 22:03:31,155 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 81 [2023-11-06 22:03:31,179 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 138 [2023-11-06 22:03:31,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:03:31,201 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:03:31,316 INFO L322 Elim1Store]: treesize reduction 238, result has 6.7 percent of original size [2023-11-06 22:03:31,317 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 374 treesize of output 416 [2023-11-06 22:03:31,369 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 174 [2023-11-06 22:03:31,418 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 315 treesize of output 269 [2023-11-06 22:03:31,486 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 121 [2023-11-06 22:03:31,519 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 233 treesize of output 193 [2023-11-06 22:03:31,568 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 329 treesize of output 285 [2023-11-06 22:03:31,606 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 404 treesize of output 350 [2023-11-06 22:03:31,693 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:03:31,694 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:03:31,747 INFO L322 Elim1Store]: treesize reduction 228, result has 6.9 percent of original size [2023-11-06 22:03:31,747 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 9 case distinctions, treesize of input 243 treesize of output 310 [2023-11-06 22:03:31,767 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:03:31,773 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:03:31,775 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:03:31,882 INFO L322 Elim1Store]: treesize reduction 192, result has 17.2 percent of original size [2023-11-06 22:03:31,883 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 7 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 248 treesize of output 769 [2023-11-06 22:03:31,903 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 741 treesize of output 639 [2023-11-06 22:03:31,922 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 580 treesize of output 508 [2023-11-06 22:03:32,314 INFO L322 Elim1Store]: treesize reduction 86, result has 22.5 percent of original size [2023-11-06 22:03:32,314 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 11 case distinctions, treesize of input 487 treesize of output 457 [2023-11-06 22:03:32,469 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-06 22:03:32,598 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:32,600 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 53287 treesize of output 43023 [2023-11-06 22:03:32,736 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:32,737 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 7966 treesize of output 1 [2023-11-06 22:03:32,828 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:32,830 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 40133 treesize of output 31961 [2023-11-06 22:03:33,023 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:33,025 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 34638 treesize of output 28001 [2023-11-06 22:03:33,136 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:33,138 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 45338 treesize of output 37357 [2023-11-06 22:03:33,184 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:33,184 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 9618 treesize of output 1 [2023-11-06 22:03:33,257 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:33,259 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 52885 treesize of output 42697 [2023-11-06 22:03:33,416 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:33,418 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 45740 treesize of output 37683 [2023-11-06 22:03:33,472 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:33,473 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 10020 treesize of output 1 [2023-11-06 22:03:33,578 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:33,580 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 53287 treesize of output 43023 [2023-11-06 22:03:33,722 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:33,724 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 69200 treesize of output 55574 [2023-11-06 22:03:33,826 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:33,828 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 60541 treesize of output 47889 [2023-11-06 22:03:33,896 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:33,898 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 70016 treesize of output 57575 [2023-11-06 22:03:34,473 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:34,476 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 115725 treesize of output 88564 [2023-11-06 22:03:34,558 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:34,560 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 42645 treesize of output 35446 [2023-11-06 22:03:34,737 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:34,740 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 131428 treesize of output 101979 [2023-11-06 22:03:34,854 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:34,856 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 60567 treesize of output 47909 [2023-11-06 22:03:34,928 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:34,930 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 70042 treesize of output 57595 [2023-11-06 22:03:35,074 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:35,076 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 69226 treesize of output 55594 [2023-11-06 22:03:35,173 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:35,174 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 10046 treesize of output 1 [2023-11-06 22:03:35,249 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:35,250 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 53313 treesize of output 43043 [2023-11-06 22:03:35,353 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:35,356 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 45766 treesize of output 37703 [2023-11-06 22:03:35,456 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:35,458 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 45364 treesize of output 37377 [2023-11-06 22:03:35,506 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:35,507 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 9644 treesize of output 1 [2023-11-06 22:03:35,578 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:35,580 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 52911 treesize of output 42717 [2023-11-06 22:03:35,829 INFO L322 Elim1Store]: treesize reduction 2066, result has 0.0 percent of original size [2023-11-06 22:03:35,832 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 33 case distinctions, treesize of input 68228 treesize of output 54996 [2023-11-06 22:03:35,902 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:35,904 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 58748 treesize of output 48117 [2023-11-06 22:03:36,066 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:36,068 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 53233 treesize of output 41501 [2023-11-06 22:03:36,172 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:36,174 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 34664 treesize of output 28021 [2023-11-06 22:03:36,224 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:36,224 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 7992 treesize of output 1 [2023-11-06 22:03:36,321 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:36,322 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 40159 treesize of output 31981 [2023-11-06 22:03:36,376 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:36,376 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 10046 treesize of output 1 [2023-11-06 22:03:36,448 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:36,450 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 53313 treesize of output 43043 [2023-11-06 22:03:36,578 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:36,580 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 45766 treesize of output 37703 [2023-11-06 22:03:36,703 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:36,705 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 53658 treesize of output 44517 [2023-11-06 22:03:36,752 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:36,753 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 12122 treesize of output 1 [2023-11-06 22:03:36,834 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:36,836 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 62289 treesize of output 50581 [2023-11-06 22:03:37,084 INFO L322 Elim1Store]: treesize reduction 2066, result has 0.0 percent of original size [2023-11-06 22:03:37,087 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 33 case distinctions, treesize of input 78040 treesize of output 63426 [2023-11-06 22:03:37,214 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:37,216 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 60953 treesize of output 48023 [2023-11-06 22:03:37,277 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:37,279 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 69338 treesize of output 56989 [2023-11-06 22:03:37,426 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:37,428 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 42556 treesize of output 34835 [2023-11-06 22:03:37,546 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:37,548 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 49135 treesize of output 39519 [2023-11-06 22:03:37,610 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:37,610 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 10068 treesize of output 1 [2023-11-06 22:03:37,825 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:37,828 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 129511 treesize of output 99984 [2023-11-06 22:03:37,900 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:37,902 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 47565 treesize of output 39656 [2023-11-06 22:03:38,075 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:38,078 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 145214 treesize of output 113399 [2023-11-06 22:03:38,248 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:38,250 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 53658 treesize of output 44517 [2023-11-06 22:03:38,325 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:38,326 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 12122 treesize of output 1 [2023-11-06 22:03:38,410 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:38,412 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 62289 treesize of output 50581 [2023-11-06 22:03:38,631 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:38,633 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 68379 treesize of output 54509 [2023-11-06 22:03:38,712 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:38,713 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 80632 treesize of output 66467 [2023-11-06 22:03:38,846 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:38,849 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 76946 treesize of output 62116 [2023-11-06 22:03:38,899 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:38,900 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 11720 treesize of output 1 [2023-11-06 22:03:38,974 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:38,975 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 61887 treesize of output 50255 [2023-11-06 22:03:39,087 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:39,090 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 53256 treesize of output 44191 [2023-11-06 22:03:39,704 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:39,707 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 144878 treesize of output 113129 [2023-11-06 22:03:39,845 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:39,846 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 47359 treesize of output 39484 [2023-11-06 22:03:40,015 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:40,018 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 129175 treesize of output 99714 [2023-11-06 22:03:40,073 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:40,074 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 55466 treesize of output 1 [2023-11-06 22:03:40,151 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:40,153 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 62101 treesize of output 50427 [2023-11-06 22:03:40,318 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:40,320 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 73612 treesize of output 61457 [2023-11-06 22:03:40,420 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:40,422 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 48947 treesize of output 39365 [2023-11-06 22:03:40,488 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:40,489 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 23214 treesize of output 1 [2023-11-06 22:03:40,574 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:40,576 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 62510 treesize of output 51775 [2023-11-06 22:03:40,774 INFO L322 Elim1Store]: treesize reduction 2066, result has 0.0 percent of original size [2023-11-06 22:03:40,777 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 33 case distinctions, treesize of input 77704 treesize of output 63156 [2023-11-06 22:03:40,842 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:40,844 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 69002 treesize of output 56719 [2023-11-06 22:03:40,962 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:40,964 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 60747 treesize of output 47851 [2023-11-06 22:03:41,048 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:41,049 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 55466 treesize of output 1 [2023-11-06 22:03:41,128 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:41,130 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 62101 treesize of output 50427 [2023-11-06 22:03:41,272 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:41,275 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 73612 treesize of output 61457 [2023-11-06 22:03:41,440 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:41,442 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 73210 treesize of output 61131 [2023-11-06 22:03:41,531 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:41,533 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 61699 treesize of output 50101 [2023-11-06 22:03:41,578 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:41,578 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 55064 treesize of output 1 [2023-11-06 22:03:41,707 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:41,710 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 76740 treesize of output 61944 [2023-11-06 22:03:41,795 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:41,797 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 80296 treesize of output 66197 [2023-11-06 22:03:41,925 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:41,927 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 68173 treesize of output 54337 [2023-11-06 22:03:42,407 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:42,409 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 76714 treesize of output 61924 [2023-11-06 22:03:42,503 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:42,505 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 80270 treesize of output 66177 [2023-11-06 22:03:42,644 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:42,646 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 68147 treesize of output 54317 [2023-11-06 22:03:42,761 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:42,763 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 73184 treesize of output 61111 [2023-11-06 22:03:42,860 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:42,862 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 61673 treesize of output 50081 [2023-11-06 22:03:42,935 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:42,936 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 55038 treesize of output 1 [2023-11-06 22:03:42,980 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:42,981 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 55440 treesize of output 1 [2023-11-06 22:03:43,059 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:43,061 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 62075 treesize of output 50407 [2023-11-06 22:03:43,178 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:43,181 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 73586 treesize of output 61437 [2023-11-06 22:03:43,437 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:43,441 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 144852 treesize of output 113109 [2023-11-06 22:03:43,546 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:43,548 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 47333 treesize of output 39464 [2023-11-06 22:03:43,777 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:43,780 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 129149 treesize of output 99694 [2023-11-06 22:03:43,950 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:43,952 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 60721 treesize of output 47831 [2023-11-06 22:03:44,064 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:44,066 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 68976 treesize of output 56699 [2023-11-06 22:03:44,298 INFO L322 Elim1Store]: treesize reduction 2066, result has 0.0 percent of original size [2023-11-06 22:03:44,301 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 33 case distinctions, treesize of input 77678 treesize of output 63136 [2023-11-06 22:03:44,413 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:44,415 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 48921 treesize of output 39345 [2023-11-06 22:03:44,466 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:44,467 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 23188 treesize of output 1 [2023-11-06 22:03:44,554 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:44,556 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 62484 treesize of output 51755 [2023-11-06 22:03:44,620 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:44,621 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 55440 treesize of output 1 [2023-11-06 22:03:44,700 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:44,702 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 62075 treesize of output 50407 [2023-11-06 22:03:44,818 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:44,821 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 73586 treesize of output 61437 [2023-11-06 22:03:45,016 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:45,019 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 53658 treesize of output 44517 [2023-11-06 22:03:45,077 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:45,077 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 12122 treesize of output 1 [2023-11-06 22:03:45,164 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:45,165 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 62289 treesize of output 50581 [2023-11-06 22:03:45,438 INFO L322 Elim1Store]: treesize reduction 2066, result has 0.0 percent of original size [2023-11-06 22:03:45,440 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 33 case distinctions, treesize of input 78040 treesize of output 63426 [2023-11-06 22:03:45,545 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:45,547 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 60953 treesize of output 48023 [2023-11-06 22:03:45,627 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:45,628 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 69338 treesize of output 56989 [2023-11-06 22:03:45,723 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:45,725 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 42556 treesize of output 34835 [2023-11-06 22:03:45,841 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:45,843 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 49135 treesize of output 39519 [2023-11-06 22:03:45,898 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:45,898 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 10068 treesize of output 1 [2023-11-06 22:03:46,072 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:46,075 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 129511 treesize of output 99984 [2023-11-06 22:03:46,154 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:46,156 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 47565 treesize of output 39656 [2023-11-06 22:03:46,327 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:46,330 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 145214 treesize of output 113399 [2023-11-06 22:03:46,521 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:46,524 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 53658 treesize of output 44517 [2023-11-06 22:03:46,596 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:46,597 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 12122 treesize of output 1 [2023-11-06 22:03:46,697 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:46,699 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 62289 treesize of output 50581 [2023-11-06 22:03:46,851 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:46,853 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 68379 treesize of output 54509 [2023-11-06 22:03:46,923 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:46,924 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 80632 treesize of output 66467 [2023-11-06 22:03:47,046 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:47,048 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 76946 treesize of output 62116 [2023-11-06 22:03:47,108 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:47,109 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 11720 treesize of output 1 [2023-11-06 22:03:47,193 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:47,195 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 61887 treesize of output 50255 [2023-11-06 22:03:47,336 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:47,339 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 53256 treesize of output 44191 [2023-11-06 22:03:47,537 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:47,540 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 144878 treesize of output 113129 [2023-11-06 22:03:47,635 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:47,637 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 47359 treesize of output 39484 [2023-11-06 22:03:47,824 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:47,827 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 129175 treesize of output 99714 [2023-11-06 22:03:47,888 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:47,888 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 55466 treesize of output 1 [2023-11-06 22:03:47,975 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:47,976 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 62101 treesize of output 50427 [2023-11-06 22:03:48,118 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:48,120 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 73612 treesize of output 61457 [2023-11-06 22:03:48,232 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:48,233 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 48947 treesize of output 39365 [2023-11-06 22:03:48,297 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:48,298 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 23214 treesize of output 1 [2023-11-06 22:03:48,390 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:48,392 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 62510 treesize of output 51775 [2023-11-06 22:03:48,566 INFO L322 Elim1Store]: treesize reduction 2066, result has 0.0 percent of original size [2023-11-06 22:03:48,568 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 33 case distinctions, treesize of input 77704 treesize of output 63156 [2023-11-06 22:03:48,642 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:48,644 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 69002 treesize of output 56719 [2023-11-06 22:03:48,763 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:48,765 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 60747 treesize of output 47851 [2023-11-06 22:03:48,825 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:48,826 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 55466 treesize of output 1 [2023-11-06 22:03:48,908 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:48,910 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 62101 treesize of output 50427 [2023-11-06 22:03:49,025 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:49,028 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 73612 treesize of output 61457 [2023-11-06 22:03:49,122 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:49,124 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 73210 treesize of output 61131 [2023-11-06 22:03:49,267 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:49,269 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 61699 treesize of output 50101 [2023-11-06 22:03:49,338 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:49,339 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 55064 treesize of output 1 [2023-11-06 22:03:49,483 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:49,486 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 76740 treesize of output 61944 [2023-11-06 22:03:49,577 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:49,579 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 80296 treesize of output 66197 [2023-11-06 22:03:49,736 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:49,738 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 68173 treesize of output 54337 [2023-11-06 22:03:50,130 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:50,132 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 53099 treesize of output 42869 [2023-11-06 22:03:50,193 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:50,194 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 48984 treesize of output 1 [2023-11-06 22:03:50,285 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:50,287 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 65694 treesize of output 54623 [2023-11-06 22:03:50,444 INFO L322 Elim1Store]: treesize reduction 2066, result has 0.0 percent of original size [2023-11-06 22:03:50,446 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 33 case distinctions, treesize of input 67866 treesize of output 54706 [2023-11-06 22:03:50,584 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:50,586 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 53001 treesize of output 41309 [2023-11-06 22:03:50,652 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:50,653 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 58386 treesize of output 47827 [2023-11-06 22:03:50,729 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:50,731 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 54592 treesize of output 44941 [2023-11-06 22:03:50,797 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:50,798 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 19798 treesize of output 1 [2023-11-06 22:03:50,879 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:50,881 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 39945 treesize of output 31807 [2023-11-06 22:03:51,048 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:51,050 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 53099 treesize of output 42869 [2023-11-06 22:03:51,135 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:51,136 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 48984 treesize of output 1 [2023-11-06 22:03:51,211 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:51,213 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 65694 treesize of output 54623 [2023-11-06 22:03:51,366 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:51,368 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 68994 treesize of output 55402 [2023-11-06 22:03:51,445 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:51,446 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 69680 treesize of output 57305 [2023-11-06 22:03:51,561 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:51,563 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 60335 treesize of output 47717 [2023-11-06 22:03:51,611 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:51,611 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 48582 treesize of output 1 [2023-11-06 22:03:51,690 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:51,692 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 52697 treesize of output 42543 [2023-11-06 22:03:51,811 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:51,813 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 65292 treesize of output 54297 [2023-11-06 22:03:51,993 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:51,996 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 115363 treesize of output 88274 [2023-11-06 22:03:52,081 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:52,083 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 42413 treesize of output 35254 [2023-11-06 22:03:52,257 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:52,260 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 131066 treesize of output 101689 [2023-11-06 22:03:52,489 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:52,492 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 115725 treesize of output 88564 [2023-11-06 22:03:52,564 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:52,566 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 42645 treesize of output 35446 [2023-11-06 22:03:52,777 INFO L322 Elim1Store]: treesize reduction 2316, result has 0.0 percent of original size [2023-11-06 22:03:52,780 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 16 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 131428 treesize of output 101979 [2023-11-06 22:03:52,920 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:52,922 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 60567 treesize of output 47909 [2023-11-06 22:03:52,995 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:52,997 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 70042 treesize of output 57595 [2023-11-06 22:03:53,147 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:53,150 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 69226 treesize of output 55594 [2023-11-06 22:03:53,201 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:53,202 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 10046 treesize of output 1 [2023-11-06 22:03:53,292 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:53,294 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 53313 treesize of output 43043 [2023-11-06 22:03:53,435 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:53,437 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 45766 treesize of output 37703 [2023-11-06 22:03:53,532 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:53,534 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 45364 treesize of output 37377 [2023-11-06 22:03:53,590 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:53,591 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 9644 treesize of output 1 [2023-11-06 22:03:53,662 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:53,663 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 52911 treesize of output 42717 [2023-11-06 22:03:53,890 INFO L322 Elim1Store]: treesize reduction 2066, result has 0.0 percent of original size [2023-11-06 22:03:53,892 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 33 case distinctions, treesize of input 68228 treesize of output 54996 [2023-11-06 22:03:53,979 INFO L322 Elim1Store]: treesize reduction 582, result has 0.2 percent of original size [2023-11-06 22:03:53,981 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 58748 treesize of output 48117 [2023-11-06 22:03:54,096 INFO L322 Elim1Store]: treesize reduction 1922, result has 0.1 percent of original size [2023-11-06 22:03:54,098 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 14 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 18 new quantified variables, introduced 32 case distinctions, treesize of input 53233 treesize of output 41501 [2023-11-06 22:03:54,220 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:54,222 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 34664 treesize of output 28021 [2023-11-06 22:03:54,276 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:54,277 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 7992 treesize of output 1 [2023-11-06 22:03:54,391 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:54,393 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 40159 treesize of output 31981 [2023-11-06 22:03:54,452 INFO L322 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2023-11-06 22:03:54,452 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 10046 treesize of output 1 [2023-11-06 22:03:54,535 INFO L322 Elim1Store]: treesize reduction 903, result has 0.1 percent of original size [2023-11-06 22:03:54,537 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 12 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 15 new quantified variables, introduced 21 case distinctions, treesize of input 53313 treesize of output 43043 [2023-11-06 22:03:54,663 INFO L322 Elim1Store]: treesize reduction 823, result has 0.1 percent of original size [2023-11-06 22:03:54,665 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 45766 treesize of output 37703 [2023-11-06 22:03:54,940 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 40 [2023-11-06 22:03:54,976 INFO L322 Elim1Store]: treesize reduction 8, result has 80.5 percent of original size [2023-11-06 22:03:54,977 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 58 [2023-11-06 22:03:55,012 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-06 22:03:55,169 INFO L322 Elim1Store]: treesize reduction 334, result has 7.5 percent of original size [2023-11-06 22:03:55,169 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 711 treesize of output 476 [2023-11-06 22:03:55,200 INFO L322 Elim1Store]: treesize reduction 106, result has 4.5 percent of original size [2023-11-06 22:03:55,200 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 353 treesize of output 278 [2023-11-06 22:03:55,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:03:55,218 INFO L322 Elim1Store]: treesize reduction 31, result has 26.2 percent of original size [2023-11-06 22:03:55,219 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 166 treesize of output 135 [2023-11-06 22:03:55,224 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2023-11-06 22:03:55,233 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2023-11-06 22:03:55,256 INFO L322 Elim1Store]: treesize reduction 53, result has 1.9 percent of original size [2023-11-06 22:03:55,256 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 513 treesize of output 367 [2023-11-06 22:03:55,269 INFO L322 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2023-11-06 22:03:55,270 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 237 treesize of output 196 [2023-11-06 22:03:55,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,655 INFO L322 Elim1Store]: treesize reduction 1227, result has 1.5 percent of original size [2023-11-06 22:04:04,656 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 67 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 401 treesize of output 233 [2023-11-06 22:04:04,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:04,789 INFO L322 Elim1Store]: treesize reduction 1163, result has 1.6 percent of original size [2023-11-06 22:04:04,789 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 68 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 168 treesize of output 188 [2023-11-06 22:04:06,058 INFO L322 Elim1Store]: treesize reduction 182, result has 12.5 percent of original size [2023-11-06 22:04:06,058 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 414 treesize of output 208 [2023-11-06 22:04:06,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:06,327 INFO L322 Elim1Store]: treesize reduction 734, result has 11.6 percent of original size [2023-11-06 22:04:06,327 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 68 disjoint index pairs (out of 105 index pairs), introduced 17 new quantified variables, introduced 115 case distinctions, treesize of input 367 treesize of output 250 [2023-11-06 22:04:07,837 INFO L322 Elim1Store]: treesize reduction 73, result has 13.1 percent of original size [2023-11-06 22:04:07,838 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 512 treesize of output 207 [2023-11-06 22:04:07,897 INFO L322 Elim1Store]: treesize reduction 56, result has 16.4 percent of original size [2023-11-06 22:04:07,897 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 469 treesize of output 331 [2023-11-06 22:04:07,930 INFO L322 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2023-11-06 22:04:07,931 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 371 treesize of output 150 [2023-11-06 22:04:07,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,952 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 81 [2023-11-06 22:04:07,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:07,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:04:08,002 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 66 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 92 [2023-11-06 22:04:08,201 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 43 proven. 248 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-06 22:04:08,201 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:04:08,310 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse12 (+ |c_ULTIMATE.start_main_~users~0#1.offset| 8))) (let ((.cse10 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse12)) (.cse11 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse12))) (let ((.cse0 (mod |c_ULTIMATE.start_main_~_ha_bkt~0#1| 4294967296)) (.cse1 (select (select |c_#memory_$Pointer$.base| .cse10) .cse11))) (let ((.cse5 (select |c_#memory_$Pointer$.offset| .cse1)) (.cse3 (select |c_#memory_$Pointer$.base| .cse1)) (.cse6 (* .cse0 12)) (.cse7 (select (select |c_#memory_$Pointer$.offset| .cse10) .cse11))) (and (or (< 2147483647 .cse0) (let ((.cse2 (+ .cse6 .cse7)) (.cse4 (+ .cse6 .cse7 4))) (and (forall ((v_ArrVal_7431 (Array Int Int)) (v_ArrVal_7433 (Array Int Int))) (or (= (select (select (store (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_7431) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7433) .cse1) .cse2) 0) (not (= v_ArrVal_7431 (store .cse3 .cse4 (select v_ArrVal_7431 .cse4)))))) (forall ((v_ArrVal_7432 (Array Int Int))) (or (forall ((v_ArrVal_7430 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.offset| .cse1 v_ArrVal_7432) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7430) .cse1) .cse2) 0)) (not (= v_ArrVal_7432 (store .cse5 .cse4 (select v_ArrVal_7432 .cse4))))))))) (or (let ((.cse9 (+ .cse6 .cse7 (- 51539607548))) (.cse8 (+ (- 51539607552) .cse6 .cse7))) (and (forall ((v_ArrVal_7432 (Array Int Int))) (or (forall ((v_ArrVal_7430 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.offset| .cse1 v_ArrVal_7432) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7430) .cse1) .cse8) 0)) (not (= v_ArrVal_7432 (store .cse5 .cse9 (select v_ArrVal_7432 .cse9)))))) (forall ((v_ArrVal_7431 (Array Int Int)) (v_ArrVal_7433 (Array Int Int))) (or (not (= v_ArrVal_7431 (store .cse3 .cse9 (select v_ArrVal_7431 .cse9)))) (= (select (select (store (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_7431) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7433) .cse1) .cse8) 0))))) (< .cse0 2147483648))))))) is different from false [2023-11-06 22:04:08,410 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse12 (+ |c_ULTIMATE.start_main_~users~0#1.offset| 8))) (let ((.cse10 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse12)) (.cse11 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse12))) (let ((.cse0 (mod |c_ULTIMATE.start_main_#t~nondet117#1| 4294967296)) (.cse1 (select (select |c_#memory_$Pointer$.base| .cse10) .cse11))) (let ((.cse3 (select |c_#memory_$Pointer$.offset| .cse1)) (.cse5 (select |c_#memory_$Pointer$.base| .cse1)) (.cse6 (select (select |c_#memory_$Pointer$.offset| .cse10) .cse11)) (.cse7 (* .cse0 12))) (and (or (< .cse0 2147483648) (let ((.cse4 (+ .cse6 (- 51539607548) .cse7)) (.cse2 (+ (- 51539607552) .cse6 .cse7))) (and (forall ((v_ArrVal_7432 (Array Int Int))) (or (forall ((v_ArrVal_7430 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.offset| .cse1 v_ArrVal_7432) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7430) .cse1) .cse2) 0)) (not (= (store .cse3 .cse4 (select v_ArrVal_7432 .cse4)) v_ArrVal_7432)))) (forall ((v_ArrVal_7431 (Array Int Int)) (v_ArrVal_7433 (Array Int Int))) (or (not (= (store .cse5 .cse4 (select v_ArrVal_7431 .cse4)) v_ArrVal_7431)) (= (select (select (store (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_7431) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7433) .cse1) .cse2) 0)))))) (or (let ((.cse8 (+ .cse6 4 .cse7)) (.cse9 (+ .cse6 .cse7))) (and (forall ((v_ArrVal_7432 (Array Int Int))) (or (not (= (store .cse3 .cse8 (select v_ArrVal_7432 .cse8)) v_ArrVal_7432)) (forall ((v_ArrVal_7430 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.offset| .cse1 v_ArrVal_7432) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7430) .cse1) .cse9) 0)))) (forall ((v_ArrVal_7431 (Array Int Int)) (v_ArrVal_7433 (Array Int Int))) (or (not (= v_ArrVal_7431 (store .cse5 .cse8 (select v_ArrVal_7431 .cse8)))) (= (select (select (store (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_7431) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7433) .cse1) .cse9) 0))))) (< 2147483647 .cse0))))))) is different from false [2023-11-06 22:04:08,432 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse5 (+ |c_ULTIMATE.start_main_~users~0#1.offset| 8))) (let ((.cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse5)) (.cse4 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse5))) (let ((.cse2 (select (select |c_#memory_$Pointer$.offset| .cse3) .cse4))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| .cse3) .cse4)) (.cse1 (+ .cse2 4))) (and (forall ((v_ArrVal_7431 (Array Int Int)) (v_ArrVal_7433 (Array Int Int))) (or (not (= (store (select |c_#memory_$Pointer$.base| .cse0) .cse1 (select v_ArrVal_7431 .cse1)) v_ArrVal_7431)) (= (select (select (store (store |c_#memory_$Pointer$.base| .cse0 v_ArrVal_7431) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7433) .cse0) .cse2) 0))) (forall ((v_ArrVal_7432 (Array Int Int))) (or (forall ((v_ArrVal_7430 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.offset| .cse0 v_ArrVal_7432) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7430) .cse0) .cse2) 0)) (not (= v_ArrVal_7432 (store (select |c_#memory_$Pointer$.offset| .cse0) .cse1 (select v_ArrVal_7432 .cse1))))))))))) is different from false [2023-11-06 22:04:08,512 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse7 (+ |c_ULTIMATE.start_main_~users~0#1.offset| 8))) (let ((.cse8 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse7))) (let ((.cse9 (select |c_#memory_$Pointer$.offset| .cse8)) (.cse11 (select |c_#memory_$Pointer$.base| .cse8)) (.cse10 (+ 12 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse7)))) (and (forall ((v_ArrVal_7428 (Array Int Int))) (or (forall ((v_ArrVal_7431 (Array Int Int)) (v_ArrVal_7433 (Array Int Int)) (v_DerPreprocessor_104 Int)) (let ((.cse4 (store |c_#memory_$Pointer$.offset| .cse8 (store .cse9 .cse10 v_DerPreprocessor_104))) (.cse0 (store |c_#memory_$Pointer$.base| .cse8 v_ArrVal_7428))) (let ((.cse5 (select (select .cse0 |c_ULTIMATE.start_main_~users~0#1.base|) .cse7)) (.cse6 (select (select .cse4 |c_ULTIMATE.start_main_~users~0#1.base|) .cse7))) (let ((.cse1 (select (select .cse0 .cse5) .cse6)) (.cse2 (select (select .cse4 .cse5) .cse6))) (or (= (select (select (store (store .cse0 .cse1 v_ArrVal_7431) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7433) .cse1) .cse2) 0) (not (= (let ((.cse3 (+ 4 .cse2))) (store (select .cse0 .cse1) .cse3 (select v_ArrVal_7431 .cse3))) v_ArrVal_7431))))))) (not (= v_ArrVal_7428 (store .cse11 .cse10 (select v_ArrVal_7428 .cse10)))))) (forall ((v_ArrVal_7428 (Array Int Int))) (or (forall ((v_ArrVal_7430 (Array Int Int)) (v_ArrVal_7432 (Array Int Int)) (v_DerPreprocessor_104 Int)) (let ((.cse12 (store |c_#memory_$Pointer$.offset| .cse8 (store .cse9 .cse10 v_DerPreprocessor_104))) (.cse18 (store |c_#memory_$Pointer$.base| .cse8 v_ArrVal_7428))) (let ((.cse16 (select (select .cse18 |c_ULTIMATE.start_main_~users~0#1.base|) .cse7)) (.cse17 (select (select .cse12 |c_ULTIMATE.start_main_~users~0#1.base|) .cse7))) (let ((.cse13 (select (select .cse18 .cse16) .cse17)) (.cse15 (select (select .cse12 .cse16) .cse17))) (or (not (= v_ArrVal_7432 (let ((.cse14 (+ 4 .cse15))) (store (select .cse12 .cse13) .cse14 (select v_ArrVal_7432 .cse14))))) (= (select (select (store (store .cse12 .cse13 v_ArrVal_7432) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7430) .cse13) .cse15) 0)))))) (not (= v_ArrVal_7428 (store .cse11 .cse10 (select v_ArrVal_7428 .cse10)))))))))) is different from false [2023-11-06 22:04:08,556 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse9 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse10 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9))) (let ((.cse11 (select |c_#memory_$Pointer$.offset| .cse10)) (.cse0 (select |c_#memory_$Pointer$.base| .cse10)) (.cse1 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse9) 12))) (and (forall ((v_ArrVal_7428 (Array Int Int))) (or (not (= (store .cse0 .cse1 (select v_ArrVal_7428 .cse1)) v_ArrVal_7428)) (forall ((v_ArrVal_7430 (Array Int Int)) (v_ArrVal_7432 (Array Int Int)) (v_DerPreprocessor_104 Int)) (let ((.cse2 (store |c_#memory_$Pointer$.offset| .cse10 (store .cse11 .cse1 v_DerPreprocessor_104))) (.cse8 (store |c_#memory_$Pointer$.base| .cse10 v_ArrVal_7428))) (let ((.cse6 (select (select .cse8 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse7 (select (select .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9))) (let ((.cse3 (select (select .cse8 .cse6) .cse7)) (.cse5 (select (select .cse2 .cse6) .cse7))) (or (not (= (let ((.cse4 (+ .cse5 4))) (store (select .cse2 .cse3) .cse4 (select v_ArrVal_7432 .cse4))) v_ArrVal_7432)) (= (select (select (store (store .cse2 .cse3 v_ArrVal_7432) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7430) .cse3) .cse5) 0)))))))) (forall ((v_ArrVal_7428 (Array Int Int))) (or (forall ((v_ArrVal_7431 (Array Int Int)) (v_ArrVal_7433 (Array Int Int)) (v_DerPreprocessor_104 Int)) (let ((.cse16 (store |c_#memory_$Pointer$.offset| .cse10 (store .cse11 .cse1 v_DerPreprocessor_104))) (.cse12 (store |c_#memory_$Pointer$.base| .cse10 v_ArrVal_7428))) (let ((.cse17 (select (select .cse12 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9)) (.cse18 (select (select .cse16 |c_ULTIMATE.start_main_~user~0#1.base|) .cse9))) (let ((.cse13 (select (select .cse12 .cse17) .cse18)) (.cse14 (select (select .cse16 .cse17) .cse18))) (or (= (select (select (store (store .cse12 .cse13 v_ArrVal_7431) |c_ULTIMATE.start_main_~user~0#1.base| v_ArrVal_7433) .cse13) .cse14) 0) (not (= (let ((.cse15 (+ .cse14 4))) (store (select .cse12 .cse13) .cse15 (select v_ArrVal_7431 .cse15))) v_ArrVal_7431))))))) (not (= (store .cse0 .cse1 (select v_ArrVal_7428 .cse1)) v_ArrVal_7428)))))))) is different from false [2023-11-06 22:04:43,554 WARN L293 SmtUtils]: Spent 34.93s on a formula simplification. DAG size of input: 247 DAG size of output: 243 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)