./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-85.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-85.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a747c3e70b2dac762cd875ff4c6b8c1b6f4dc1a373b46f7848c57180a86a2166 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:29:42,049 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:29:42,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 03:29:42,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:29:42,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:29:42,142 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:29:42,143 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:29:42,143 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:29:42,144 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:29:42,144 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:29:42,145 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:29:42,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:29:42,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:29:42,147 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:29:42,147 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:29:42,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:29:42,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:29:42,149 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:29:42,149 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:29:42,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:29:42,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:29:42,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:29:42,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:29:42,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:29:42,152 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:29:42,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:29:42,153 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:29:42,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:29:42,153 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:29:42,154 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:29:42,154 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:29:42,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:29:42,155 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:29:42,156 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:29:42,156 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:29:42,156 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:29:42,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:29:42,157 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:29:42,157 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:29:42,158 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:29:42,158 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:29:42,158 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:29:42,158 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_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a747c3e70b2dac762cd875ff4c6b8c1b6f4dc1a373b46f7848c57180a86a2166 [2023-11-29 03:29:42,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:29:42,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:29:42,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:29:42,392 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:29:42,393 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:29:42,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-85.i [2023-11-29 03:29:45,156 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:29:45,332 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:29:45,333 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-85.i [2023-11-29 03:29:45,343 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/data/638403051/52ae37e0306f422fa00c0acad29a9726/FLAG9e8b44e0f [2023-11-29 03:29:45,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/data/638403051/52ae37e0306f422fa00c0acad29a9726 [2023-11-29 03:29:45,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:29:45,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:29:45,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:29:45,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:29:45,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:29:45,367 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36faf3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45, skipping insertion in model container [2023-11-29 03:29:45,368 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,398 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:29:45,519 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_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-85.i[917,930] [2023-11-29 03:29:45,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:29:45,599 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:29:45,609 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-85.i[917,930] [2023-11-29 03:29:45,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:29:45,668 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:29:45,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45 WrapperNode [2023-11-29 03:29:45,669 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:29:45,670 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:29:45,670 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:29:45,670 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:29:45,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,729 INFO L138 Inliner]: procedures = 26, calls = 178, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 474 [2023-11-29 03:29:45,729 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:29:45,730 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:29:45,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:29:45,730 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:29:45,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,744 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,766 INFO L175 MemorySlicer]: Split 139 memory accesses to 6 slices as follows [2, 69, 25, 7, 29, 7]. 50 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 10, 3, 1, 2, 1]. The 22 writes are split as follows [0, 12, 4, 3, 2, 1]. [2023-11-29 03:29:45,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,806 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:29:45,807 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:29:45,808 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:29:45,808 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:29:45,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (1/1) ... [2023-11-29 03:29:45,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:29:45,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:45,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:45,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:29:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:29:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 03:29:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 03:29:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 03:29:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 03:29:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 03:29:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 03:29:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 03:29:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 03:29:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 03:29:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 03:29:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 03:29:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 03:29:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:29:45,874 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:29:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:29:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 03:29:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 03:29:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 03:29:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 03:29:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 03:29:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:29:45,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:29:46,016 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:29:46,019 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:29:46,473 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:29:46,507 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:29:46,507 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:29:46,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:29:46 BoogieIcfgContainer [2023-11-29 03:29:46,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:29:46,511 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:29:46,511 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:29:46,514 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:29:46,514 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:29:45" (1/3) ... [2023-11-29 03:29:46,515 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f0521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:29:46, skipping insertion in model container [2023-11-29 03:29:46,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:45" (2/3) ... [2023-11-29 03:29:46,515 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f0521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:29:46, skipping insertion in model container [2023-11-29 03:29:46,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:29:46" (3/3) ... [2023-11-29 03:29:46,517 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-85.i [2023-11-29 03:29:46,533 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:29:46,533 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:29:46,576 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:29:46,582 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@49999dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:29:46,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:29:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand has 124 states, 98 states have (on average 1.4081632653061225) internal successors, (138), 99 states have internal predecessors, (138), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 03:29:46,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-29 03:29:46,601 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:29:46,601 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:29:46,602 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:29:46,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:29:46,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1189087437, now seen corresponding path program 1 times [2023-11-29 03:29:46,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:29:46,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585556316] [2023-11-29 03:29:46,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:29:46,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:29:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:29:46,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:29:46,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585556316] [2023-11-29 03:29:46,846 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 03:29:46,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021607145] [2023-11-29 03:29:46,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:29:46,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:29:46,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:46,848 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:29:46,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:29:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:29:47,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:29:47,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:29:47,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-11-29 03:29:47,185 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:29:47,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021607145] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:29:47,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:29:47,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:29:47,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130533313] [2023-11-29 03:29:47,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:29:47,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:29:47,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:29:47,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:29:47,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:29:47,223 INFO L87 Difference]: Start difference. First operand has 124 states, 98 states have (on average 1.4081632653061225) internal successors, (138), 99 states have internal predecessors, (138), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 03:29:47,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:29:47,270 INFO L93 Difference]: Finished difference Result 245 states and 389 transitions. [2023-11-29 03:29:47,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:29:47,273 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 174 [2023-11-29 03:29:47,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:29:47,281 INFO L225 Difference]: With dead ends: 245 [2023-11-29 03:29:47,281 INFO L226 Difference]: Without dead ends: 122 [2023-11-29 03:29:47,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:29:47,288 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:29:47,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 175 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:29:47,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2023-11-29 03:29:47,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2023-11-29 03:29:47,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 97 states have (on average 1.3711340206185567) internal successors, (133), 97 states have internal predecessors, (133), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 03:29:47,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 179 transitions. [2023-11-29 03:29:47,336 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 179 transitions. Word has length 174 [2023-11-29 03:29:47,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:29:47,337 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 179 transitions. [2023-11-29 03:29:47,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 03:29:47,337 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 179 transitions. [2023-11-29 03:29:47,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-29 03:29:47,341 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:29:47,342 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:29:47,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:29:47,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 03:29:47,545 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:29:47,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:29:47,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1729199905, now seen corresponding path program 1 times [2023-11-29 03:29:47,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:29:47,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735299743] [2023-11-29 03:29:47,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:29:47,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:29:47,628 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:29:47,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [921575111] [2023-11-29 03:29:47,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:29:47,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:29:47,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:47,630 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:29:47,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7e4f389-a709-4c1b-b671-7b5ac6743fd5/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 03:29:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:29:47,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-29 03:29:47,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:29:49,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 45 treesize of output 31 [2023-11-29 03:29:49,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:49,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 51 [2023-11-29 03:29:50,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:50,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:50,039 INFO L378 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 0 case distinctions, treesize of input 22 treesize of output 24 [2023-11-29 03:29:50,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 85 treesize of output 65 [2023-11-29 03:29:50,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:50,311 INFO L349 Elim1Store]: treesize reduction 82, result has 18.8 percent of original size [2023-11-29 03:29:50,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 70 treesize of output 102 [2023-11-29 03:29:50,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:50,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:50,488 INFO L349 Elim1Store]: treesize reduction 48, result has 44.8 percent of original size [2023-11-29 03:29:50,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 91 [2023-11-29 03:29:51,087 INFO L349 Elim1Store]: treesize reduction 15, result has 54.5 percent of original size [2023-11-29 03:29:51,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 186 treesize of output 170 [2023-11-29 03:29:51,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 9 [2023-11-29 03:29:51,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:51,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:51,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:51,863 INFO L349 Elim1Store]: treesize reduction 40, result has 42.9 percent of original size [2023-11-29 03:29:51,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 49 [2023-11-29 03:29:51,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:51,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:51,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,045 INFO L349 Elim1Store]: treesize reduction 68, result has 41.9 percent of original size [2023-11-29 03:29:52,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 34 treesize of output 71 [2023-11-29 03:29:52,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,318 INFO L349 Elim1Store]: treesize reduction 40, result has 42.9 percent of original size [2023-11-29 03:29:52,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 49 [2023-11-29 03:29:52,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,478 INFO L349 Elim1Store]: treesize reduction 40, result has 42.9 percent of original size [2023-11-29 03:29:52,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 49 [2023-11-29 03:29:52,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:52,632 INFO L349 Elim1Store]: treesize reduction 40, result has 42.9 percent of original size [2023-11-29 03:29:52,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 49 [2023-11-29 03:29:57,206 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:29:57,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1200 treesize of output 952 [2023-11-29 03:29:57,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:57,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:57,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:57,841 INFO L349 Elim1Store]: treesize reduction 34, result has 41.4 percent of original size [2023-11-29 03:29:57,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 41 [2023-11-29 03:29:57,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:57,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:57,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:57,985 INFO L349 Elim1Store]: treesize reduction 60, result has 40.6 percent of original size [2023-11-29 03:29:57,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 32 treesize of output 61 [2023-11-29 03:29:58,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,216 INFO L349 Elim1Store]: treesize reduction 34, result has 41.4 percent of original size [2023-11-29 03:29:58,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 41 [2023-11-29 03:29:58,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,578 INFO L349 Elim1Store]: treesize reduction 34, result has 41.4 percent of original size [2023-11-29 03:29:58,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 41 [2023-11-29 03:29:58,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,683 INFO L349 Elim1Store]: treesize reduction 34, result has 41.4 percent of original size [2023-11-29 03:29:58,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 41 [2023-11-29 03:29:58,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-29 03:29:58,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-29 03:29:58,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-29 03:29:58,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2023-11-29 03:29:58,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 03:29:58,812 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-29 03:29:58,812 INFO L378 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 3 case distinctions, treesize of input 31 treesize of output 21 [2023-11-29 03:31:57,291 WARN L293 SmtUtils]: Spent 1.97m on a formula simplification that was a NOOP. DAG size: 3699 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-11-29 03:31:57,294 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:31:57,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 43 select indices, 43 select index equivalence classes, 0 disjoint index pairs (out of 903 index pairs), introduced 43 new quantified variables, introduced 903 case distinctions, treesize of input 596 treesize of output 7664