./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/dll2c_remove_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/dll2c_remove_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c2ed91303515fb47ae50633bb4ba0c83e07781b13d03a95e0e32251f9fc3016 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 08:33:40,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:33:40,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:33:40,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:33:40,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:33:40,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:33:40,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:33:40,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:33:40,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:33:40,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:33:40,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:33:40,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:33:40,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:33:40,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:33:40,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:33:40,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:33:40,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:33:40,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:33:40,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:33:40,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:33:40,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:33:40,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:33:40,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:33:40,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:33:40,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:33:40,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:33:40,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:33:40,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:33:40,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:33:40,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:33:40,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:33:40,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:33:40,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:33:40,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:33:40,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:33:40,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:33:40,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:33:40,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:33:40,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:33:41,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:33:41,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:33:41,001 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-19 08:33:41,040 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:33:41,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:33:41,041 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:33:41,041 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:33:41,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:33:41,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:33:41,043 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:33:41,043 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:33:41,043 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:33:41,044 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:33:41,045 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:33:41,045 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:33:41,045 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:33:41,046 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:33:41,046 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:33:41,046 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:33:41,047 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:33:41,047 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:33:41,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:33:41,048 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:33:41,048 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:33:41,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:33:41,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:33:41,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:33:41,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:33:41,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:33:41,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:33:41,050 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 08:33:41,050 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:33:41,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:33:41,051 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:33:41,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:33:41,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:33:41,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:33:41,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:33:41,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:33:41,053 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:33:41,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:33:41,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:33:41,054 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:33:41,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:33:41,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:33:41,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:33:41,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c2ed91303515fb47ae50633bb4ba0c83e07781b13d03a95e0e32251f9fc3016 [2022-11-19 08:33:41,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:33:41,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:33:41,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:33:41,397 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:33:41,398 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:33:41,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/list-simple/dll2c_remove_all.i [2022-11-19 08:33:41,481 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/data/27c528636/9b7b5527781542aeb14f0eb0e1c34f5a/FLAG618b64df9 [2022-11-19 08:33:41,957 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:33:41,958 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/sv-benchmarks/c/list-simple/dll2c_remove_all.i [2022-11-19 08:33:41,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/data/27c528636/9b7b5527781542aeb14f0eb0e1c34f5a/FLAG618b64df9 [2022-11-19 08:33:42,297 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/data/27c528636/9b7b5527781542aeb14f0eb0e1c34f5a [2022-11-19 08:33:42,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:33:42,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:33:42,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:33:42,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:33:42,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:33:42,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fcb5d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42, skipping insertion in model container [2022-11-19 08:33:42,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:33:42,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:33:42,713 WARN L234 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_5c6e057d-50a9-4960-8487-b7db3d23b48e/sv-benchmarks/c/list-simple/dll2c_remove_all.i[24169,24182] [2022-11-19 08:33:42,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:33:42,721 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:33:42,770 WARN L234 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_5c6e057d-50a9-4960-8487-b7db3d23b48e/sv-benchmarks/c/list-simple/dll2c_remove_all.i[24169,24182] [2022-11-19 08:33:42,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:33:42,797 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:33:42,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42 WrapperNode [2022-11-19 08:33:42,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:33:42,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:33:42,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:33:42,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:33:42,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,854 INFO L138 Inliner]: procedures = 126, calls = 38, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 109 [2022-11-19 08:33:42,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:33:42,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:33:42,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:33:42,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:33:42,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,888 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:33:42,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:33:42,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:33:42,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:33:42,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (1/1) ... [2022-11-19 08:33:42,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:33:42,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:33:42,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:33:42,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:33:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 08:33:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2022-11-19 08:33:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2022-11-19 08:33:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 08:33:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:33:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:33:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:33:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 08:33:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:33:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 08:33:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 08:33:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:33:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:33:43,112 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:33:43,114 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:33:43,421 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 08:33:43,556 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 08:33:43,556 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-19 08:33:43,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:33:43 BoogieIcfgContainer [2022-11-19 08:33:43,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 08:33:43,561 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 08:33:43,561 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 08:33:43,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 08:33:43,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:33:42" (1/3) ... [2022-11-19 08:33:43,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591311e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:33:43, skipping insertion in model container [2022-11-19 08:33:43,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:33:42" (2/3) ... [2022-11-19 08:33:43,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591311e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:33:43, skipping insertion in model container [2022-11-19 08:33:43,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:33:43" (3/3) ... [2022-11-19 08:33:43,569 INFO L112 eAbstractionObserver]: Analyzing ICFG dll2c_remove_all.i [2022-11-19 08:33:43,590 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 08:33:43,590 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-19 08:33:43,638 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 08:33:43,644 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@18eb5e6b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 08:33:43,644 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-19 08:33:43,657 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 16 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-19 08:33:43,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 08:33:43,665 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:33:43,666 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:33:43,666 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-19 08:33:43,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:33:43,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1301466070, now seen corresponding path program 1 times [2022-11-19 08:33:43,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:33:43,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403793311] [2022-11-19 08:33:43,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:33:43,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:33:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:33:44,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 08:33:44,206 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:33:44,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403793311] [2022-11-19 08:33:44,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403793311] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:33:44,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:33:44,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:33:44,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836393025] [2022-11-19 08:33:44,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:33:44,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:33:44,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:33:44,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:33:44,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:33:44,251 INFO L87 Difference]: Start difference. First operand has 20 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 16 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 08:33:44,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:33:44,340 INFO L93 Difference]: Finished difference Result 33 states and 38 transitions. [2022-11-19 08:33:44,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:33:44,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2022-11-19 08:33:44,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:33:44,356 INFO L225 Difference]: With dead ends: 33 [2022-11-19 08:33:44,356 INFO L226 Difference]: Without dead ends: 25 [2022-11-19 08:33:44,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:33:44,362 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 5 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 08:33:44,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 30 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 08:33:44,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-19 08:33:44,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 19. [2022-11-19 08:33:44,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 15 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-19 08:33:44,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2022-11-19 08:33:44,421 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 21 transitions. Word has length 9 [2022-11-19 08:33:44,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:33:44,421 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 21 transitions. [2022-11-19 08:33:44,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-19 08:33:44,422 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2022-11-19 08:33:44,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-19 08:33:44,423 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:33:44,423 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:33:44,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 08:33:44,424 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-19 08:33:44,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:33:44,425 INFO L85 PathProgramCache]: Analyzing trace with hash 377299054, now seen corresponding path program 1 times [2022-11-19 08:33:44,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:33:44,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779342707] [2022-11-19 08:33:44,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:33:44,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:33:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:33:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-19 08:33:44,635 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:33:44,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779342707] [2022-11-19 08:33:44,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779342707] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:33:44,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:33:44,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:33:44,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011116340] [2022-11-19 08:33:44,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:33:44,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:33:44,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:33:44,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:33:44,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:33:44,639 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 08:33:44,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:33:44,774 INFO L93 Difference]: Finished difference Result 25 states and 28 transitions. [2022-11-19 08:33:44,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 08:33:44,776 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 13 [2022-11-19 08:33:44,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:33:44,776 INFO L225 Difference]: With dead ends: 25 [2022-11-19 08:33:44,777 INFO L226 Difference]: Without dead ends: 23 [2022-11-19 08:33:44,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:33:44,778 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 3 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 08:33:44,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 35 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 08:33:44,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-11-19 08:33:44,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2022-11-19 08:33:44,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 18 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 08:33:44,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2022-11-19 08:33:44,789 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 13 [2022-11-19 08:33:44,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:33:44,789 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2022-11-19 08:33:44,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 08:33:44,789 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-11-19 08:33:44,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-19 08:33:44,790 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:33:44,790 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:33:44,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 08:33:44,791 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-19 08:33:44,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:33:44,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1494653699, now seen corresponding path program 1 times [2022-11-19 08:33:44,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:33:44,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981578204] [2022-11-19 08:33:44,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:33:44,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:33:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:33:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 08:33:45,064 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:33:45,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981578204] [2022-11-19 08:33:45,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981578204] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:33:45,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:33:45,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:33:45,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704515746] [2022-11-19 08:33:45,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:33:45,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 08:33:45,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:33:45,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 08:33:45,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 08:33:45,071 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 08:33:45,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:33:45,183 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2022-11-19 08:33:45,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 08:33:45,185 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17 [2022-11-19 08:33:45,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:33:45,186 INFO L225 Difference]: With dead ends: 28 [2022-11-19 08:33:45,186 INFO L226 Difference]: Without dead ends: 26 [2022-11-19 08:33:45,187 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:33:45,188 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 3 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 08:33:45,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 38 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 08:33:45,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-19 08:33:45,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-19 08:33:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 21 states have internal predecessors, (23), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 08:33:45,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2022-11-19 08:33:45,196 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 17 [2022-11-19 08:33:45,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:33:45,196 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2022-11-19 08:33:45,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 08:33:45,197 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-11-19 08:33:45,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-19 08:33:45,197 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:33:45,197 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:33:45,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 08:33:45,198 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-19 08:33:45,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:33:45,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1302472189, now seen corresponding path program 1 times [2022-11-19 08:33:45,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:33:45,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434318122] [2022-11-19 08:33:45,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:33:45,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:33:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:33:45,574 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 08:33:45,576 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:33:45,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434318122] [2022-11-19 08:33:45,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434318122] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 08:33:45,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916225729] [2022-11-19 08:33:45,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:33:45,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:33:45,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:33:45,583 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:33:45,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6e057d-50a9-4960-8487-b7db3d23b48e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 08:33:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:33:45,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 08:33:45,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:33:45,935 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 08:33:45,936 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 08:33:45,995 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 08:33:45,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916225729] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 08:33:45,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1011119089] [2022-11-19 08:33:46,015 INFO L159 IcfgInterpreter]: Started Sifa with 15 locations of interest [2022-11-19 08:33:46,015 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 08:33:46,019 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 08:33:46,025 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 08:33:46,025 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 08:33:46,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,118 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-19 08:33:46,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 17 treesize of output 26 [2022-11-19 08:33:46,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,151 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-19 08:33:46,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-19 08:33:46,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2022-11-19 08:33:46,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 9 [2022-11-19 08:33:46,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2022-11-19 08:33:46,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 17 [2022-11-19 08:33:46,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2022-11-19 08:33:46,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 16 treesize of output 10 [2022-11-19 08:33:46,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-19 08:33:46,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-19 08:33:46,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:46,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 16 treesize of output 10 [2022-11-19 08:33:46,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-11-19 08:33:46,881 INFO L350 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 [2022-11-19 08:33:46,894 INFO L350 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 [2022-11-19 08:33:46,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-11-19 08:33:46,919 INFO L350 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 7 treesize of output 3 [2022-11-19 08:33:46,933 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:33:46,936 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:33:46,938 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:33:47,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-11-19 08:33:47,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,326 INFO L350 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 17 treesize of output 7 [2022-11-19 08:33:47,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-11-19 08:33:47,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,358 INFO L350 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 17 treesize of output 7 [2022-11-19 08:33:47,374 INFO L350 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 9 treesize of output 3 [2022-11-19 08:33:47,390 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:33:47,393 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:33:47,395 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:33:47,397 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:33:47,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,459 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:47,471 INFO L321 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-19 08:33:47,471 INFO L350 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 1 case distinctions, treesize of input 44 treesize of output 30 [2022-11-19 08:33:47,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,490 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:47,505 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 08:33:47,506 INFO L350 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 1 case distinctions, treesize of input 44 treesize of output 34 [2022-11-19 08:33:47,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 18 [2022-11-19 08:33:47,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,678 INFO L350 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 35 treesize of output 7 [2022-11-19 08:33:47,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:47,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,689 INFO L350 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 29 treesize of output 17 [2022-11-19 08:33:47,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,717 INFO L350 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 29 treesize of output 17 [2022-11-19 08:33:47,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:47,794 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:47,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:47,800 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:51,086 INFO L321 Elim1Store]: treesize reduction 467, result has 19.6 percent of original size [2022-11-19 08:33:51,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 468 treesize of output 507 [2022-11-19 08:33:51,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:33:51,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:52,134 INFO L321 Elim1Store]: treesize reduction 551, result has 14.0 percent of original size [2022-11-19 08:33:52,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 23 case distinctions, treesize of input 420 treesize of output 423 [2022-11-19 08:33:52,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 242 [2022-11-19 08:33:52,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 242 [2022-11-19 08:33:52,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 9 [2022-11-19 08:33:52,599 INFO L321 Elim1Store]: treesize reduction 40, result has 23.1 percent of original size [2022-11-19 08:33:52,600 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 299 treesize of output 308 [2022-11-19 08:33:52,783 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2022-11-19 08:33:52,837 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2022-11-19 08:33:52,934 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2022-11-19 08:33:52,987 INFO L350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2022-11-19 08:33:53,209 INFO L321 Elim1Store]: treesize reduction 112, result has 31.3 percent of original size [2022-11-19 08:33:53,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 204 treesize of output 259 [2022-11-19 08:33:53,282 INFO L350 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 9 treesize of output 7 [2022-11-19 08:33:53,315 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:53,316 INFO L350 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 12 treesize of output 1 [2022-11-19 08:33:53,460 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:53,489 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-19 08:33:53,490 INFO L350 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 3 case distinctions, treesize of input 84 treesize of output 43 [2022-11-19 08:33:53,559 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:53,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 10 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 904 treesize of output 1237 [2022-11-19 08:33:54,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:54,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:54,936 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:54,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:54,940 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:54,946 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:54,948 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:54,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:54,958 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:54,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 16 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 569 treesize of output 3828 [2022-11-19 08:33:55,251 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,260 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,267 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,273 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,281 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,282 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,299 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,319 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 9 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 361 treesize of output 3467 [2022-11-19 08:33:55,458 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,487 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,552 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,558 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,559 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,560 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,577 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,579 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,593 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:33:55,594 INFO L217 Elim1Store]: Index analysis took 107 ms [2022-11-19 08:33:55,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 16 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 550 treesize of output 4668 [2022-11-19 08:34:02,348 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:02,411 INFO L321 Elim1Store]: treesize reduction 34, result has 35.8 percent of original size [2022-11-19 08:34:02,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 126 [2022-11-19 08:34:02,431 INFO L350 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 9 treesize of output 7 [2022-11-19 08:34:02,462 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:02,463 INFO L350 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 12 treesize of output 1 [2022-11-19 08:34:02,523 INFO L350 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 25 treesize of output 19 [2022-11-19 08:34:02,545 INFO L350 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 62 treesize of output 15 [2022-11-19 08:34:02,638 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:02,681 INFO L321 Elim1Store]: treesize reduction 18, result has 33.3 percent of original size [2022-11-19 08:34:02,681 INFO L350 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 1 case distinctions, treesize of input 75 treesize of output 72 [2022-11-19 08:34:02,718 INFO L350 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 12 treesize of output 1 [2022-11-19 08:34:02,733 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:34:02,753 INFO L350 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 9 treesize of output 7 [2022-11-19 08:34:03,288 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,292 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,296 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,344 INFO L321 Elim1Store]: treesize reduction 58, result has 23.7 percent of original size [2022-11-19 08:34:03,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 9 case distinctions, treesize of input 82 treesize of output 64 [2022-11-19 08:34:03,375 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:34:03,392 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 08:34:03,491 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,496 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,502 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,539 INFO L321 Elim1Store]: treesize reduction 46, result has 23.3 percent of original size [2022-11-19 08:34:03,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 7 case distinctions, treesize of input 82 treesize of output 60 [2022-11-19 08:34:03,559 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 08:34:03,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 37 treesize of output 23 [2022-11-19 08:34:03,682 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,696 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,768 INFO L321 Elim1Store]: treesize reduction 98, result has 21.0 percent of original size [2022-11-19 08:34:03,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 10 case distinctions, treesize of input 82 treesize of output 72 [2022-11-19 08:34:03,807 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 08:34:03,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:03,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 08:34:03,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 37 treesize of output 23 [2022-11-19 08:34:06,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:06,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:06,947 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:06,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:06,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 253 [2022-11-19 08:34:07,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,040 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,046 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,047 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,048 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,049 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,050 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 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 148 treesize of output 193 [2022-11-19 08:34:07,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,163 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,174 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 34 treesize of output 60 [2022-11-19 08:34:07,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,317 INFO L321 Elim1Store]: treesize reduction 55, result has 14.1 percent of original size [2022-11-19 08:34:07,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 118 treesize of output 281 [2022-11-19 08:34:07,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,384 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,401 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,405 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,411 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:07,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 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 89 treesize of output 150 [2022-11-19 08:34:07,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:07,751 INFO L321 Elim1Store]: treesize reduction 32, result has 20.0 percent of original size [2022-11-19 08:34:07,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 73 [2022-11-19 08:34:08,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:08,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:08,879 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:08,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:08,894 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:08,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 245 [2022-11-19 08:34:08,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:08,961 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:08,965 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:08,966 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:08,967 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:08,967 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:08,968 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:08,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 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 148 treesize of output 193 [2022-11-19 08:34:09,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:09,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:09,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:09,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:09,107 INFO L321 Elim1Store]: treesize reduction 32, result has 20.0 percent of original size [2022-11-19 08:34:09,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 73 [2022-11-19 08:34:11,362 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:11,403 INFO L321 Elim1Store]: treesize reduction 93, result has 13.1 percent of original size [2022-11-19 08:34:11,403 INFO L350 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 3 new quantified variables, introduced 7 case distinctions, treesize of input 90 treesize of output 68 [2022-11-19 08:34:11,423 INFO L350 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 5 treesize of output 3 [2022-11-19 08:34:11,440 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:11,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2022-11-19 08:34:11,604 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:11,654 INFO L321 Elim1Store]: treesize reduction 94, result has 12.1 percent of original size [2022-11-19 08:34:11,654 INFO L350 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 3 new quantified variables, introduced 7 case distinctions, treesize of input 90 treesize of output 67 [2022-11-19 08:34:11,674 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:11,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-19 08:34:11,696 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:11,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 27 [2022-11-19 08:34:11,941 INFO L321 Elim1Store]: treesize reduction 129, result has 12.2 percent of original size [2022-11-19 08:34:11,941 INFO L350 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 90 treesize of output 72 [2022-11-19 08:34:11,965 INFO L350 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 5 treesize of output 3 [2022-11-19 08:34:11,988 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:11,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2022-11-19 08:34:12,018 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:12,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 27 [2022-11-19 08:34:26,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:26,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:34:26,857 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:34:26,858 INFO L173 IndexEqualityManager]: detected equality via solver