./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0232_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0232_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba --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 f7b1141c3157e34a4974729c197a93a4b99ad75fc020122df5d99d43bcc85e27 --- 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-b5237d8 [2022-11-22 02:35:45,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:35:45,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:35:45,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:35:45,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:35:45,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:35:45,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:35:45,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:35:45,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:35:45,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:35:45,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:35:45,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:35:45,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:35:45,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:35:45,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:35:45,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:35:45,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:35:45,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:35:45,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:35:45,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:35:45,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:35:45,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:35:45,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:35:45,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:35:45,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:35:46,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:35:46,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:35:46,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:35:46,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:35:46,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:35:46,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:35:46,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:35:46,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:35:46,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:35:46,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:35:46,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:35:46,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:35:46,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:35:46,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:35:46,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:35:46,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:35:46,024 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-22 02:35:46,068 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:35:46,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:35:46,070 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:35:46,070 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:35:46,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:35:46,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:35:46,072 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:35:46,072 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:35:46,072 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:35:46,072 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:35:46,073 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:35:46,074 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:35:46,074 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:35:46,074 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:35:46,075 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:35:46,075 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:35:46,075 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:35:46,075 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:35:46,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:35:46,076 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:35:46,077 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:35:46,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:35:46,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:35:46,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:35:46,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:35:46,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:35:46,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:35:46,079 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 02:35:46,079 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:35:46,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:35:46,080 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:35:46,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:35:46,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:35:46,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:35:46,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:35:46,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:35:46,084 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:35:46,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:35:46,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:35:46,084 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:35:46,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:35:46,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:35:46,085 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:35:46,085 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_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7b1141c3157e34a4974729c197a93a4b99ad75fc020122df5d99d43bcc85e27 [2022-11-22 02:35:46,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:35:46,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:35:46,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:35:46,421 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:35:46,421 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:35:46,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/list-ext-properties/test-0232_1-2.i [2022-11-22 02:35:49,588 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:35:49,934 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:35:49,935 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/sv-benchmarks/c/list-ext-properties/test-0232_1-2.i [2022-11-22 02:35:49,952 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/data/bf9765d7a/f8a1094a88044ec49f2d85b931f38452/FLAG0868ac1d6 [2022-11-22 02:35:49,967 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/data/bf9765d7a/f8a1094a88044ec49f2d85b931f38452 [2022-11-22 02:35:49,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:35:49,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:35:49,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:35:49,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:35:49,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:35:49,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:35:49" (1/1) ... [2022-11-22 02:35:49,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137c9101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:49, skipping insertion in model container [2022-11-22 02:35:49,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:35:49" (1/1) ... [2022-11-22 02:35:49,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:35:50,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:35:50,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:35:50,388 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:35:50,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:35:50,459 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:35:50,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50 WrapperNode [2022-11-22 02:35:50,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:35:50,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:35:50,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:35:50,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:35:50,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,505 INFO L138 Inliner]: procedures = 126, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2022-11-22 02:35:50,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:35:50,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:35:50,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:35:50,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:35:50,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,532 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:35:50,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:35:50,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:35:50,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:35:50,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (1/1) ... [2022-11-22 02:35:50,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:35:50,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:35:50,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:35:50,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:35:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:35:50,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:35:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:35:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:35:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:35:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:35:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:35:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:35:50,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:35:50,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:35:50,737 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:35:50,740 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:35:50,956 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:35:51,150 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:35:51,151 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-22 02:35:51,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:35:51 BoogieIcfgContainer [2022-11-22 02:35:51,154 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:35:51,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:35:51,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:35:51,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:35:51,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:35:49" (1/3) ... [2022-11-22 02:35:51,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ca60caa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:35:51, skipping insertion in model container [2022-11-22 02:35:51,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:50" (2/3) ... [2022-11-22 02:35:51,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ca60caa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:35:51, skipping insertion in model container [2022-11-22 02:35:51,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:35:51" (3/3) ... [2022-11-22 02:35:51,175 INFO L112 eAbstractionObserver]: Analyzing ICFG test-0232_1-2.i [2022-11-22 02:35:51,196 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:35:51,197 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-22 02:35:51,261 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:35:51,268 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;@7be8b4c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:35:51,269 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-22 02:35:51,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 21 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:51,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-22 02:35:51,280 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:35:51,281 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2022-11-22 02:35:51,282 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:35:51,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:35:51,288 INFO L85 PathProgramCache]: Analyzing trace with hash 92449, now seen corresponding path program 1 times [2022-11-22 02:35:51,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:35:51,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623506175] [2022-11-22 02:35:51,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:51,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:35:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:51,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:51,665 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:35:51,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623506175] [2022-11-22 02:35:51,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623506175] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:35:51,667 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:35:51,667 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 02:35:51,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938715476] [2022-11-22 02:35:51,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:35:51,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:35:51,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:35:51,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:35:51,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:35:51,715 INFO L87 Difference]: Start difference. First operand has 22 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 21 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:51,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:35:51,846 INFO L93 Difference]: Finished difference Result 38 states and 43 transitions. [2022-11-22 02:35:51,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:35:51,849 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2022-11-22 02:35:51,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:35:51,859 INFO L225 Difference]: With dead ends: 38 [2022-11-22 02:35:51,860 INFO L226 Difference]: Without dead ends: 24 [2022-11-22 02:35:51,864 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:35:51,871 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 3 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:35:51,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 51 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 02:35:51,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-11-22 02:35:51,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-11-22 02:35:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 16 states have (on average 1.625) internal successors, (26), 23 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:51,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 26 transitions. [2022-11-22 02:35:51,918 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 26 transitions. Word has length 3 [2022-11-22 02:35:51,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:35:51,918 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 26 transitions. [2022-11-22 02:35:51,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2022-11-22 02:35:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-22 02:35:51,919 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:35:51,919 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-22 02:35:51,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:35:51,920 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:35:51,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:35:51,921 INFO L85 PathProgramCache]: Analyzing trace with hash 88846640, now seen corresponding path program 1 times [2022-11-22 02:35:51,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:35:51,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247540670] [2022-11-22 02:35:51,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:51,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:35:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:52,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:52,275 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:35:52,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247540670] [2022-11-22 02:35:52,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247540670] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:35:52,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:35:52,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 02:35:52,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675541494] [2022-11-22 02:35:52,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:35:52,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:35:52,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:35:52,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:35:52,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:35:52,279 INFO L87 Difference]: Start difference. First operand 24 states and 26 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:52,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:35:52,343 INFO L93 Difference]: Finished difference Result 28 states and 30 transitions. [2022-11-22 02:35:52,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:35:52,344 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-22 02:35:52,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:35:52,344 INFO L225 Difference]: With dead ends: 28 [2022-11-22 02:35:52,345 INFO L226 Difference]: Without dead ends: 26 [2022-11-22 02:35:52,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:35:52,347 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 3 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:35:52,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 51 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 02:35:52,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-22 02:35:52,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-22 02:35:52,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 25 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:52,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-11-22 02:35:52,362 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 5 [2022-11-22 02:35:52,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:35:52,363 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-11-22 02:35:52,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:52,368 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-22 02:35:52,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-22 02:35:52,368 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:35:52,369 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:35:52,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:35:52,370 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:35:52,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:35:52,376 INFO L85 PathProgramCache]: Analyzing trace with hash 685514444, now seen corresponding path program 1 times [2022-11-22 02:35:52,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:35:52,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117626245] [2022-11-22 02:35:52,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:52,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:35:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:52,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:52,617 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:35:52,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117626245] [2022-11-22 02:35:52,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117626245] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:35:52,618 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:35:52,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:35:52,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093279508] [2022-11-22 02:35:52,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:35:52,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 02:35:52,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:35:52,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 02:35:52,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-22 02:35:52,620 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:52,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:35:52,770 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2022-11-22 02:35:52,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:35:52,771 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-22 02:35:52,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:35:52,772 INFO L225 Difference]: With dead ends: 46 [2022-11-22 02:35:52,772 INFO L226 Difference]: Without dead ends: 45 [2022-11-22 02:35:52,773 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-22 02:35:52,774 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 25 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:35:52,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 63 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 02:35:52,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2022-11-22 02:35:52,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 29. [2022-11-22 02:35:52,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 28 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions. [2022-11-22 02:35:52,780 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 33 transitions. Word has length 9 [2022-11-22 02:35:52,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:35:52,780 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 33 transitions. [2022-11-22 02:35:52,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-11-22 02:35:52,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-22 02:35:52,781 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:35:52,781 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:35:52,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:35:52,782 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:35:52,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:35:52,782 INFO L85 PathProgramCache]: Analyzing trace with hash 685515406, now seen corresponding path program 1 times [2022-11-22 02:35:52,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:35:52,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466215116] [2022-11-22 02:35:52,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:52,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:35:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:52,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:52,857 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:35:52,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466215116] [2022-11-22 02:35:52,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466215116] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:35:52,857 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:35:52,858 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:35:52,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166988533] [2022-11-22 02:35:52,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:35:52,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:35:52,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:35:52,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:35:52,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:35:52,859 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:52,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:35:52,901 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions. [2022-11-22 02:35:52,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:35:52,902 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-22 02:35:52,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:35:52,904 INFO L225 Difference]: With dead ends: 29 [2022-11-22 02:35:52,904 INFO L226 Difference]: Without dead ends: 28 [2022-11-22 02:35:52,904 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:35:52,906 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 5 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:35:52,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 46 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 02:35:52,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-11-22 02:35:52,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2022-11-22 02:35:52,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 21 states have (on average 1.5238095238095237) internal successors, (32), 27 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:52,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2022-11-22 02:35:52,912 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 9 [2022-11-22 02:35:52,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:35:52,912 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2022-11-22 02:35:52,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:52,913 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2022-11-22 02:35:52,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-22 02:35:52,913 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:35:52,913 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:35:52,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:35:52,914 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:35:52,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:35:52,915 INFO L85 PathProgramCache]: Analyzing trace with hash -223888646, now seen corresponding path program 1 times [2022-11-22 02:35:52,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:35:52,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253645885] [2022-11-22 02:35:52,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:52,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:35:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:52,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:52,978 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:35:52,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253645885] [2022-11-22 02:35:52,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253645885] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:35:52,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:35:52,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 02:35:52,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213212448] [2022-11-22 02:35:52,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:35:52,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:35:52,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:35:52,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:35:52,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:35:52,980 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:53,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:35:53,015 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2022-11-22 02:35:53,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:35:53,015 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-22 02:35:53,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:35:53,016 INFO L225 Difference]: With dead ends: 28 [2022-11-22 02:35:53,016 INFO L226 Difference]: Without dead ends: 27 [2022-11-22 02:35:53,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:35:53,018 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 1 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:35:53,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 29 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 02:35:53,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-11-22 02:35:53,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-11-22 02:35:53,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 21 states have (on average 1.4761904761904763) internal successors, (31), 26 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:53,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2022-11-22 02:35:53,022 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 10 [2022-11-22 02:35:53,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:35:53,023 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2022-11-22 02:35:53,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:53,023 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-11-22 02:35:53,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-22 02:35:53,023 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:35:53,024 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:35:53,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:35:53,024 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:35:53,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:35:53,025 INFO L85 PathProgramCache]: Analyzing trace with hash -223882464, now seen corresponding path program 1 times [2022-11-22 02:35:53,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:35:53,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224390425] [2022-11-22 02:35:53,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:53,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:35:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:53,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:53,124 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:35:53,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224390425] [2022-11-22 02:35:53,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224390425] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:35:53,124 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:35:53,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:35:53,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444146022] [2022-11-22 02:35:53,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:35:53,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:35:53,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:35:53,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:35:53,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:35:53,126 INFO L87 Difference]: Start difference. First operand 27 states and 31 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:53,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:35:53,215 INFO L93 Difference]: Finished difference Result 40 states and 44 transitions. [2022-11-22 02:35:53,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:35:53,216 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-22 02:35:53,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:35:53,216 INFO L225 Difference]: With dead ends: 40 [2022-11-22 02:35:53,216 INFO L226 Difference]: Without dead ends: 35 [2022-11-22 02:35:53,217 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-22 02:35:53,218 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 16 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:35:53,218 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 55 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 02:35:53,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-11-22 02:35:53,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 27. [2022-11-22 02:35:53,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 26 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:53,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2022-11-22 02:35:53,222 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 30 transitions. Word has length 10 [2022-11-22 02:35:53,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:35:53,223 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 30 transitions. [2022-11-22 02:35:53,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:53,223 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-11-22 02:35:53,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-22 02:35:53,224 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:35:53,224 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2022-11-22 02:35:53,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 02:35:53,224 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:35:53,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:35:53,225 INFO L85 PathProgramCache]: Analyzing trace with hash -223858854, now seen corresponding path program 1 times [2022-11-22 02:35:53,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:35:53,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144587632] [2022-11-22 02:35:53,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:53,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:35:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:53,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:53,332 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:35:53,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144587632] [2022-11-22 02:35:53,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144587632] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:35:53,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285234845] [2022-11-22 02:35:53,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:53,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:35:53,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:35:53,339 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:35:53,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 02:35:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:53,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 02:35:53,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:35:53,596 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:53,597 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:35:53,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285234845] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:35:53,597 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 02:35:53,598 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-22 02:35:53,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570038507] [2022-11-22 02:35:53,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:35:53,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 02:35:53,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:35:53,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 02:35:53,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-22 02:35:53,604 INFO L87 Difference]: Start difference. First operand 27 states and 30 transitions. Second operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:53,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:35:53,678 INFO L93 Difference]: Finished difference Result 27 states and 30 transitions. [2022-11-22 02:35:53,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 02:35:53,684 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-22 02:35:53,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:35:53,684 INFO L225 Difference]: With dead ends: 27 [2022-11-22 02:35:53,684 INFO L226 Difference]: Without dead ends: 26 [2022-11-22 02:35:53,685 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-22 02:35:53,686 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 20 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 26 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 [2022-11-22 02:35:53,686 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 26 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 02:35:53,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-22 02:35:53,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-22 02:35:53,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 21 states have (on average 1.380952380952381) internal successors, (29), 25 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:53,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2022-11-22 02:35:53,690 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 10 [2022-11-22 02:35:53,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:35:53,690 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2022-11-22 02:35:53,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:35:53,690 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-11-22 02:35:53,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-22 02:35:53,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:35:53,694 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1] [2022-11-22 02:35:53,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 02:35:53,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:35:53,901 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:35:53,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:35:53,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1650312029, now seen corresponding path program 1 times [2022-11-22 02:35:53,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:35:53,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321935118] [2022-11-22 02:35:53,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:53,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:35:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:54,025 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:35:54,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321935118] [2022-11-22 02:35:54,025 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321935118] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:35:54,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142699141] [2022-11-22 02:35:54,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:54,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:35:54,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:35:54,027 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:35:54,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 02:35:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:35:54,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 02:35:54,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:35:54,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:54,231 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:35:54,306 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:35:54,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1142699141] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:35:54,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [742777637] [2022-11-22 02:35:54,331 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2022-11-22 02:35:54,332 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:35:54,336 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:35:54,343 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:35:54,343 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:35:54,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,472 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:35:54,472 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 [2022-11-22 02:35:54,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-22 02:35:54,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,665 INFO L321 Elim1Store]: treesize reduction 72, result has 6.5 percent of original size [2022-11-22 02:35:54,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 184 treesize of output 217 [2022-11-22 02:35:54,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,882 INFO L321 Elim1Store]: treesize reduction 144, result has 7.1 percent of original size [2022-11-22 02:35:54,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 186 treesize of output 218 [2022-11-22 02:35:54,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:54,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,140 INFO L321 Elim1Store]: treesize reduction 83, result has 37.6 percent of original size [2022-11-22 02:35:55,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 221 treesize of output 222 [2022-11-22 02:35:55,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,317 INFO L321 Elim1Store]: treesize reduction 107, result has 19.5 percent of original size [2022-11-22 02:35:55,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 244 treesize of output 222 [2022-11-22 02:35:55,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,515 INFO L321 Elim1Store]: treesize reduction 140, result has 18.1 percent of original size [2022-11-22 02:35:55,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 59 [2022-11-22 02:35:55,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,588 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:35:55,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 41 [2022-11-22 02:35:55,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:55,879 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:55,893 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:35:55,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 21 [2022-11-22 02:35:55,959 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 02:35:55,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 168 treesize of output 193 [2022-11-22 02:35:56,119 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:35:56,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 166 treesize of output 198 [2022-11-22 02:35:56,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:56,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:56,298 INFO L321 Elim1Store]: treesize reduction 95, result has 39.1 percent of original size [2022-11-22 02:35:56,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 212 treesize of output 221 [2022-11-22 02:35:56,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:56,345 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:35:56,452 INFO L321 Elim1Store]: treesize reduction 95, result has 39.1 percent of original size [2022-11-22 02:35:56,453 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 219 treesize of output 228 [2022-11-22 02:35:59,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:59,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:35:59,405 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,427 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,446 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,486 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,515 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:59,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:35:59,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:59,576 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 0 case distinctions, treesize of input 29 treesize of output 7 [2022-11-22 02:35:59,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:59,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:35:59,646 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,674 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,700 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:35:59,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:35:59,765 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,786 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,824 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,854 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,877 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,909 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:35:59,940 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:00,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:00,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:36:00,054 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:00,091 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:00,137 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:00,180 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:00,200 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:00,233 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:00,273 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:00,367 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:00,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 3 [2022-11-22 02:36:03,707 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:03,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:03,786 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:03,813 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:03,865 INFO L321 Elim1Store]: treesize reduction 55, result has 1.8 percent of original size [2022-11-22 02:36:03,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 432 treesize of output 359 [2022-11-22 02:36:03,965 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:03,997 INFO L321 Elim1Store]: treesize reduction 55, result has 1.8 percent of original size [2022-11-22 02:36:03,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 434 treesize of output 361 [2022-11-22 02:36:04,081 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:04,117 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:04,158 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:04,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:04,245 INFO L321 Elim1Store]: treesize reduction 55, result has 1.8 percent of original size [2022-11-22 02:36:04,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 291 treesize of output 248 [2022-11-22 02:36:04,345 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:04,380 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:04,437 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:10,282 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 02:36:10,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 168 treesize of output 193 [2022-11-22 02:36:10,418 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:36:10,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 166 treesize of output 203 [2022-11-22 02:36:10,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:10,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:10,575 INFO L321 Elim1Store]: treesize reduction 95, result has 39.1 percent of original size [2022-11-22 02:36:10,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 212 treesize of output 221 [2022-11-22 02:36:10,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:10,616 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:10,717 INFO L321 Elim1Store]: treesize reduction 95, result has 39.1 percent of original size [2022-11-22 02:36:10,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 219 treesize of output 228 [2022-11-22 02:36:13,597 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:36:13,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 7 [2022-11-22 02:36:13,631 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:36:13,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 7 [2022-11-22 02:36:13,661 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:13,701 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:13,717 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:13,773 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 0 case distinctions, treesize of input 29 treesize of output 7 [2022-11-22 02:36:13,802 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:13,820 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:13,855 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 0 case distinctions, treesize of input 29 treesize of output 7 [2022-11-22 02:36:13,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:36:13,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:36:13,945 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:13,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:36:14,070 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,089 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,114 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,145 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:14,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:14,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 3 [2022-11-22 02:36:14,216 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,251 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,274 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,357 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 0 case distinctions, treesize of input 29 treesize of output 7 [2022-11-22 02:36:14,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:36:14,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:36:14,453 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:36:14,487 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,514 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,577 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:14,578 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:14,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 3 [2022-11-22 02:36:14,601 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:14,602 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:14,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 3 [2022-11-22 02:36:14,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:14,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:14,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 3 [2022-11-22 02:36:14,672 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,702 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,741 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:14,742 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:14,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 3 [2022-11-22 02:36:14,798 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,849 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:36:14,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 7 [2022-11-22 02:36:14,891 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,926 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:14,952 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,033 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:36:15,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 7 [2022-11-22 02:36:15,080 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,116 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,147 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:36:15,253 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,290 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,330 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,397 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,442 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,512 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:36:15,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 7 [2022-11-22 02:36:15,553 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,591 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,618 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,670 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,708 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,745 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:36:15,845 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,872 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,939 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:15,985 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:16,033 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:16,076 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:16,111 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:16,163 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:16,204 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:16,251 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:16,293 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:16,324 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:17,857 INFO L321 Elim1Store]: treesize reduction 40, result has 24.5 percent of original size [2022-11-22 02:36:17,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 64 [2022-11-22 02:36:17,904 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:36:17,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 11 [2022-11-22 02:36:17,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 29 treesize of output 7 [2022-11-22 02:36:17,970 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,057 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,078 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,107 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,145 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,194 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,244 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,295 INFO L321 Elim1Store]: treesize reduction 40, result has 24.5 percent of original size [2022-11-22 02:36:18,295 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 64 [2022-11-22 02:36:18,346 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:36:18,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 11 [2022-11-22 02:36:18,399 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,417 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,437 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,479 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 14 treesize of output 3 [2022-11-22 02:36:18,531 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,562 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,579 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,602 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,620 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,668 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,701 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,780 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,822 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:18,861 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:21,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:21,508 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:21,526 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:36:21,526 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 21 [2022-11-22 02:36:21,952 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:36:22,835 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '645#(and (<= 0 |ULTIMATE.start_main_~#list~0#1.offset|) (<= ~c~0 2147483647) (<= 0 |#NULL.base|) (<= 0 |ULTIMATE.start_append_#in~plist#1.base|) (<= |#NULL.offset| 0) (<= 0 |ULTIMATE.start_append_~item~0#1.offset|) (<= 1 ~c~0) (<= 0 |ULTIMATE.start_main_~#list~0#1.base|) (<= 0 |ULTIMATE.start_main_~length~0#1|) (<= 0 |ULTIMATE.start_append_~plist#1.base|) (<= |ULTIMATE.start_append_~item~0#1.offset| 0) (<= |ULTIMATE.start_main_~#list~0#1.offset| 0) (<= |ULTIMATE.start_append_#in~plist#1.offset| 0) (<= |#NULL.base| 0) (<= 0 |ULTIMATE.start_append_~plist#1.offset|) (<= 0 |ULTIMATE.start_append_#in~plist#1.offset|) (<= 0 |#NULL.offset|) (<= |ULTIMATE.start_append_~plist#1.offset| 0) (not (<= |ULTIMATE.start_main_#t~post12#1| 2147483646)) (<= 0 |#StackHeapBarrier|))' at error location [2022-11-22 02:36:22,835 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-22 02:36:22,835 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:36:22,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2022-11-22 02:36:22,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992543449] [2022-11-22 02:36:22,836 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-22 02:36:22,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-22 02:36:22,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:22,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-22 02:36:22,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=277, Unknown=0, NotChecked=0, Total=342 [2022-11-22 02:36:22,838 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. Second operand has 12 states, 11 states have (on average 2.5454545454545454) internal successors, (28), 11 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:23,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:23,106 INFO L93 Difference]: Finished difference Result 62 states and 71 transitions. [2022-11-22 02:36:23,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-22 02:36:23,107 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.5454545454545454) internal successors, (28), 11 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-22 02:36:23,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:23,107 INFO L225 Difference]: With dead ends: 62 [2022-11-22 02:36:23,108 INFO L226 Difference]: Without dead ends: 55 [2022-11-22 02:36:23,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=137, Invalid=513, Unknown=0, NotChecked=0, Total=650 [2022-11-22 02:36:23,109 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 42 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:23,109 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 62 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-22 02:36:23,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2022-11-22 02:36:23,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 42. [2022-11-22 02:36:23,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 41 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:23,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 48 transitions. [2022-11-22 02:36:23,116 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 48 transitions. Word has length 11 [2022-11-22 02:36:23,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:23,116 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 48 transitions. [2022-11-22 02:36:23,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.5454545454545454) internal successors, (28), 11 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:23,117 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2022-11-22 02:36:23,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-22 02:36:23,117 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:23,117 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:36:23,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 02:36:23,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:36:23,318 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:36:23,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:23,319 INFO L85 PathProgramCache]: Analyzing trace with hash -408621412, now seen corresponding path program 1 times [2022-11-22 02:36:23,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:23,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955935116] [2022-11-22 02:36:23,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:23,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:23,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:36:23,488 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:23,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955935116] [2022-11-22 02:36:23,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955935116] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:23,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:23,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-22 02:36:23,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367760307] [2022-11-22 02:36:23,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:23,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-22 02:36:23,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:23,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-22 02:36:23,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:36:23,490 INFO L87 Difference]: Start difference. First operand 42 states and 48 transitions. Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:23,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:23,607 INFO L93 Difference]: Finished difference Result 50 states and 55 transitions. [2022-11-22 02:36:23,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:36:23,608 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-22 02:36:23,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:23,609 INFO L225 Difference]: With dead ends: 50 [2022-11-22 02:36:23,609 INFO L226 Difference]: Without dead ends: 41 [2022-11-22 02:36:23,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-11-22 02:36:23,610 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 18 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:23,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 51 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 02:36:23,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2022-11-22 02:36:23,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2022-11-22 02:36:23,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 39 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 45 transitions. [2022-11-22 02:36:23,616 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 45 transitions. Word has length 12 [2022-11-22 02:36:23,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:23,616 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 45 transitions. [2022-11-22 02:36:23,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:23,617 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2022-11-22 02:36:23,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-22 02:36:23,617 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:23,618 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1] [2022-11-22 02:36:23,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-22 02:36:23,618 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:36:23,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:23,619 INFO L85 PathProgramCache]: Analyzing trace with hash -379934600, now seen corresponding path program 1 times [2022-11-22 02:36:23,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:23,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46977531] [2022-11-22 02:36:23,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:23,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:23,817 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:36:23,818 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:23,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46977531] [2022-11-22 02:36:23,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46977531] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:36:23,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554559762] [2022-11-22 02:36:23,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:23,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:36:23,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:36:23,821 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:36:23,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 02:36:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:23,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 02:36:24,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:36:24,039 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:36:24,039 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:36:24,040 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554559762] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:24,040 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 02:36:24,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-22 02:36:24,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117794846] [2022-11-22 02:36:24,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:24,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 02:36:24,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:24,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 02:36:24,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-22 02:36:24,042 INFO L87 Difference]: Start difference. First operand 40 states and 45 transitions. Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:24,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:24,138 INFO L93 Difference]: Finished difference Result 40 states and 45 transitions. [2022-11-22 02:36:24,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 02:36:24,139 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-22 02:36:24,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:24,139 INFO L225 Difference]: With dead ends: 40 [2022-11-22 02:36:24,139 INFO L226 Difference]: Without dead ends: 39 [2022-11-22 02:36:24,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-22 02:36:24,140 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 22 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:24,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 44 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 02:36:24,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-11-22 02:36:24,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2022-11-22 02:36:24,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 35 states have (on average 1.2) internal successors, (42), 38 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:24,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 42 transitions. [2022-11-22 02:36:24,145 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 42 transitions. Word has length 12 [2022-11-22 02:36:24,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:24,145 INFO L495 AbstractCegarLoop]: Abstraction has 39 states and 42 transitions. [2022-11-22 02:36:24,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:24,145 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2022-11-22 02:36:24,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-22 02:36:24,146 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:24,146 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2022-11-22 02:36:24,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-22 02:36:24,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-22 02:36:24,363 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:36:24,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:24,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1391504775, now seen corresponding path program 1 times [2022-11-22 02:36:24,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:24,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181866906] [2022-11-22 02:36:24,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:24,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:24,530 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:36:24,530 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:24,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181866906] [2022-11-22 02:36:24,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181866906] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:36:24,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1393456135] [2022-11-22 02:36:24,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:24,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:36:24,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:36:24,533 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:36:24,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-22 02:36:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:24,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-22 02:36:24,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:36:24,818 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:36:24,819 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:36:24,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:36:24,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1393456135] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:36:24,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [678193402] [2022-11-22 02:36:24,881 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2022-11-22 02:36:24,882 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:36:24,882 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:36:24,883 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:36:24,883 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:36:24,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:24,934 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:36:24,934 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 [2022-11-22 02:36:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:24,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-22 02:36:25,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,024 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:36:25,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 41 [2022-11-22 02:36:25,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,113 INFO L321 Elim1Store]: treesize reduction 72, result has 6.5 percent of original size [2022-11-22 02:36:25,113 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 184 treesize of output 212 [2022-11-22 02:36:25,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,281 INFO L321 Elim1Store]: treesize reduction 144, result has 7.1 percent of original size [2022-11-22 02:36:25,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 186 treesize of output 223 [2022-11-22 02:36:25,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,415 INFO L321 Elim1Store]: treesize reduction 107, result has 19.5 percent of original size [2022-11-22 02:36:25,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 221 treesize of output 199 [2022-11-22 02:36:25,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,581 INFO L321 Elim1Store]: treesize reduction 83, result has 37.6 percent of original size [2022-11-22 02:36:25,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 220 treesize of output 221 [2022-11-22 02:36:25,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,691 INFO L321 Elim1Store]: treesize reduction 112, result has 21.7 percent of original size [2022-11-22 02:36:25,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 48 [2022-11-22 02:36:25,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:25,892 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:25,904 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:36:25,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 21 [2022-11-22 02:36:25,959 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 02:36:25,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 168 treesize of output 188 [2022-11-22 02:36:26,130 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:36:26,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 166 treesize of output 198 [2022-11-22 02:36:26,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:26,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:26,285 INFO L321 Elim1Store]: treesize reduction 95, result has 39.1 percent of original size [2022-11-22 02:36:26,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 212 treesize of output 221 [2022-11-22 02:36:26,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:26,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:26,461 INFO L321 Elim1Store]: treesize reduction 95, result has 39.1 percent of original size [2022-11-22 02:36:26,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 219 treesize of output 228 [2022-11-22 02:36:28,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 3 [2022-11-22 02:36:28,898 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:29,072 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:29,209 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:33,387 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:36:33,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 175 treesize of output 207 [2022-11-22 02:36:33,436 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 02:36:33,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 158 treesize of output 178 [2022-11-22 02:36:33,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:33,454 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:33,574 INFO L321 Elim1Store]: treesize reduction 95, result has 39.1 percent of original size [2022-11-22 02:36:33,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 212 treesize of output 221 [2022-11-22 02:36:33,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:33,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:33,703 INFO L321 Elim1Store]: treesize reduction 95, result has 39.1 percent of original size [2022-11-22 02:36:33,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 219 treesize of output 228 [2022-11-22 02:36:40,869 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:40,891 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:40,949 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:40,970 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,037 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:41,082 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,178 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,251 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,293 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,359 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,380 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,416 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,461 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,505 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,527 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,568 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,602 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,643 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,693 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,725 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,764 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,798 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,840 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,898 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,917 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:41,969 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:42,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 3 [2022-11-22 02:36:42,649 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 3 [2022-11-22 02:36:46,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:46,494 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:46,516 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:36:46,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 21 [2022-11-22 02:36:47,373 INFO L321 Elim1Store]: treesize reduction 64, result has 53.3 percent of original size [2022-11-22 02:36:47,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 69 treesize of output 106 [2022-11-22 02:36:47,412 INFO L321 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2022-11-22 02:36:47,413 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 95 treesize of output 85 [2022-11-22 02:36:47,437 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 02:36:47,437 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 1 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:36:47,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-22 02:36:47,748 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 02:36:48,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [678193402] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:48,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 02:36:48,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [6, 6, 6] total 20 [2022-11-22 02:36:48,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921782770] [2022-11-22 02:36:48,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:48,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-22 02:36:48,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:48,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-22 02:36:48,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2022-11-22 02:36:48,849 INFO L87 Difference]: Start difference. First operand 39 states and 42 transitions. Second operand has 10 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:48,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:48,995 INFO L93 Difference]: Finished difference Result 44 states and 47 transitions. [2022-11-22 02:36:48,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-22 02:36:48,996 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-11-22 02:36:48,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:48,996 INFO L225 Difference]: With dead ends: 44 [2022-11-22 02:36:48,996 INFO L226 Difference]: Without dead ends: 43 [2022-11-22 02:36:48,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 26 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2022-11-22 02:36:48,998 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 15 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:48,998 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 22 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 02:36:48,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2022-11-22 02:36:49,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 38. [2022-11-22 02:36:49,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 35 states have (on average 1.1714285714285715) internal successors, (41), 37 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2022-11-22 02:36:49,003 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 41 transitions. Word has length 15 [2022-11-22 02:36:49,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:49,004 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 41 transitions. [2022-11-22 02:36:49,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:36:49,004 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2022-11-22 02:36:49,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-22 02:36:49,005 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:49,005 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:36:49,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-22 02:36:49,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:36:49,212 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-22 02:36:49,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:49,212 INFO L85 PathProgramCache]: Analyzing trace with hash 705658831, now seen corresponding path program 1 times [2022-11-22 02:36:49,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:49,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348311588] [2022-11-22 02:36:49,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:49,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:49,447 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:36:49,447 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:49,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348311588] [2022-11-22 02:36:49,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348311588] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:36:49,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756593402] [2022-11-22 02:36:49,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:49,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:36:49,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:36:49,451 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:36:49,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eddb6f8-2f63-46b7-816d-ae0a04745c54/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-22 02:36:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:49,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 02:36:49,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:36:49,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:36:49,747 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:36:49,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:36:49,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756593402] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:36:49,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [692555468] [2022-11-22 02:36:49,851 INFO L159 IcfgInterpreter]: Started Sifa with 13 locations of interest [2022-11-22 02:36:49,851 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:36:49,852 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:36:49,852 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:36:49,852 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:36:49,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:49,879 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-22 02:36:49,880 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 [2022-11-22 02:36:49,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:49,905 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-22 02:36:49,905 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 [2022-11-22 02:36:49,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:49,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:49,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:49,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:49,976 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:36:49,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 41 [2022-11-22 02:36:49,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:49,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,055 INFO L321 Elim1Store]: treesize reduction 72, result has 6.5 percent of original size [2022-11-22 02:36:50,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 184 treesize of output 212 [2022-11-22 02:36:50,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,247 INFO L321 Elim1Store]: treesize reduction 144, result has 7.1 percent of original size [2022-11-22 02:36:50,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 12 case distinctions, treesize of input 186 treesize of output 223 [2022-11-22 02:36:50,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,395 INFO L321 Elim1Store]: treesize reduction 83, result has 37.6 percent of original size [2022-11-22 02:36:50,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 221 treesize of output 222 [2022-11-22 02:36:50,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,507 INFO L321 Elim1Store]: treesize reduction 107, result has 19.5 percent of original size [2022-11-22 02:36:50,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 244 treesize of output 222 [2022-11-22 02:36:50,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,625 INFO L321 Elim1Store]: treesize reduction 112, result has 21.7 percent of original size [2022-11-22 02:36:50,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 48 [2022-11-22 02:36:50,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:50,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,234 INFO L321 Elim1Store]: treesize reduction 498, result has 14.3 percent of original size [2022-11-22 02:36:52,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 8 select indices, 8 select index equivalence classes, 15 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 26 case distinctions, treesize of input 278 treesize of output 361 [2022-11-22 02:36:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,574 INFO L321 Elim1Store]: treesize reduction 182, result has 2.7 percent of original size [2022-11-22 02:36:52,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 17 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 196 treesize of output 230 [2022-11-22 02:36:52,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,634 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:52,783 INFO L321 Elim1Store]: treesize reduction 213, result has 7.8 percent of original size [2022-11-22 02:36:52,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 402 treesize of output 270 [2022-11-22 02:36:52,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 45 [2022-11-22 02:36:52,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:52,894 INFO L321 Elim1Store]: treesize reduction 164, result has 1.8 percent of original size [2022-11-22 02:36:52,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 272 treesize of output 233 [2022-11-22 02:36:52,975 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-22 02:36:52,975 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 3 case distinctions, treesize of input 29 treesize of output 7 [2022-11-22 02:36:53,269 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 02:36:53,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 175 treesize of output 207 [2022-11-22 02:36:53,330 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 02:36:53,331 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 158 treesize of output 178 [2022-11-22 02:36:53,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:53,352 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:53,522 INFO L321 Elim1Store]: treesize reduction 95, result has 39.1 percent of original size [2022-11-22 02:36:53,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 212 treesize of output 221 [2022-11-22 02:36:53,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:53,565 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:53,673 INFO L321 Elim1Store]: treesize reduction 95, result has 39.1 percent of original size [2022-11-22 02:36:53,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 219 treesize of output 228 [2022-11-22 02:36:55,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:55,608 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 0 case distinctions, treesize of input 42 treesize of output 7 [2022-11-22 02:36:55,631 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:55,676 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:55,703 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:55,759 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:55,783 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:55,815 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:55,830 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:55,847 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:36:55,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 3 [2022-11-22 02:36:55,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 3 [2022-11-22 02:36:57,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:36:57,285 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:36:57,308 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:36:57,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 21 [2022-11-22 02:36:57,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-22 02:36:57,670 INFO L321 Elim1Store]: treesize reduction 64, result has 53.3 percent of original size [2022-11-22 02:36:57,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 69 treesize of output 106 [2022-11-22 02:36:57,705 INFO L321 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2022-11-22 02:36:57,706 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 103 treesize of output 89 [2022-11-22 02:36:57,729 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 02:36:57,729 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 1 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:36:57,964 INFO L321 Elim1Store]: treesize reduction 36, result has 43.8 percent of original size [2022-11-22 02:36:57,964 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 58 [2022-11-22 02:36:57,998 INFO L321 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2022-11-22 02:36:57,998 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 52 [2022-11-22 02:36:58,008 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 6 treesize of output 5 [2022-11-22 02:36:58,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-22 02:36:59,031 INFO L321 Elim1Store]: treesize reduction 149, result has 24.7 percent of original size [2022-11-22 02:36:59,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 328 treesize of output 384 [2022-11-22 02:37:00,399 INFO L321 Elim1Store]: treesize reduction 223, result has 27.6 percent of original size [2022-11-22 02:37:00,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 21 case distinctions, treesize of input 319 treesize of output 410 [2022-11-22 02:37:00,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:00,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:00,444 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:00,777 INFO L321 Elim1Store]: treesize reduction 155, result has 29.2 percent of original size [2022-11-22 02:37:00,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 359 treesize of output 367 [2022-11-22 02:37:00,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:00,842 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:00,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:01,045 INFO L321 Elim1Store]: treesize reduction 155, result has 29.2 percent of original size [2022-11-22 02:37:01,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 362 treesize of output 370 [2022-11-22 02:37:01,146 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:37:01,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 150 [2022-11-22 02:37:01,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:01,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:37:01,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:37:01,270 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-22 02:37:01,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 182 treesize of output 166 [2022-11-22 02:39:25,382 WARN L233 SmtUtils]: Spent 7.22s on a formula simplification that was a NOOP. DAG size: 2911 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 02:43:13,864 WARN L233 SmtUtils]: Spent 9.05s on a formula simplification that was a NOOP. DAG size: 8740 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 02:43:15,312 INFO L321 Elim1Store]: treesize reduction 128, result has 31.6 percent of original size [2022-11-22 02:43:15,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2486 [2022-11-22 02:43:22,896 INFO L321 Elim1Store]: treesize reduction 154, result has 17.6 percent of original size [2022-11-22 02:43:22,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2460 [2022-11-22 02:43:25,727 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:25,727 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:43:27,158 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:43:27,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 861 treesize of output 836 [2022-11-22 02:43:27,663 INFO L321 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2022-11-22 02:43:27,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:43:28,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:43:28,597 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:43:28,598 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 6 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:43:29,479 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:43:29,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 813 treesize of output 786 [2022-11-22 02:43:30,288 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:30,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 811 treesize of output 767 [2022-11-22 02:43:31,077 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:43:31,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 2262 treesize of output 2202 [2022-11-22 02:43:34,287 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:34,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:43:35,408 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:35,409 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:43:37,953 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:37,954 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:43:40,551 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:40,552 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:43:41,657 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:41,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:43:43,084 INFO L321 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2022-11-22 02:43:43,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:43:43,437 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:43:43,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 861 treesize of output 836 [2022-11-22 02:43:44,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:43:44,154 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:43:44,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:43:45,104 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:45,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 835 treesize of output 783 [2022-11-22 02:43:45,529 INFO L321 Elim1Store]: treesize reduction 100, result has 1.0 percent of original size [2022-11-22 02:43:45,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 944 treesize of output 914 [2022-11-22 02:43:50,051 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:50,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:43:52,557 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:52,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:43:54,125 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:43:54,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 793 treesize of output 749 [2022-11-22 02:43:54,703 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:43:54,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 623 treesize of output 598 [2022-11-22 02:43:55,801 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:43:55,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 841 treesize of output 816 [2022-11-22 02:43:56,079 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:43:56,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 859 treesize of output 816 [2022-11-22 02:43:56,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:43:56,846 INFO L321 Elim1Store]: treesize reduction 114, result has 0.9 percent of original size [2022-11-22 02:43:56,846 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 5 case distinctions, treesize of input 859 treesize of output 816 [2022-11-22 02:43:57,940 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:43:57,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:44:00,332 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:00,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:44:02,428 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:03,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:44:03,222 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:44:03,223 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 6 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:44:03,839 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:44:03,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 861 treesize of output 836 [2022-11-22 02:44:04,171 INFO L321 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2022-11-22 02:44:04,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:44:05,451 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:44:05,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 813 treesize of output 786 [2022-11-22 02:44:06,586 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:06,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 811 treesize of output 767 [2022-11-22 02:44:07,768 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:07,852 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:08,569 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:08,873 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:08,957 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:10,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:44:10,096 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:44:10,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:44:10,415 INFO L321 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2022-11-22 02:44:10,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:44:10,803 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:44:10,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 861 treesize of output 836 [2022-11-22 02:44:12,340 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:12,341 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 835 treesize of output 783 [2022-11-22 02:44:12,806 INFO L321 Elim1Store]: treesize reduction 100, result has 1.0 percent of original size [2022-11-22 02:44:12,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 944 treesize of output 914 [2022-11-22 02:44:13,825 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:13,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:44:17,586 INFO L321 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2022-11-22 02:44:17,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:44:18,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:44:18,395 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:44:18,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:44:19,045 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:44:19,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 861 treesize of output 836 [2022-11-22 02:44:20,093 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:20,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 811 treesize of output 767 [2022-11-22 02:44:21,364 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:44:21,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 813 treesize of output 786 [2022-11-22 02:44:22,186 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:44:22,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 2270 treesize of output 2202 [2022-11-22 02:44:25,104 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:25,672 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:26,337 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:26,427 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:27,164 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:44:30,375 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:30,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:44:32,314 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:44:32,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 813 treesize of output 786 [2022-11-22 02:44:32,978 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:32,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 811 treesize of output 767 [2022-11-22 02:44:33,566 INFO L321 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2022-11-22 02:44:33,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:44:34,256 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:44:34,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 861 treesize of output 836 [2022-11-22 02:44:35,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:44:35,299 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:44:35,300 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 6 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:44:37,772 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:37,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:44:40,409 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:40,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:44:41,777 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:44:41,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 793 treesize of output 749 [2022-11-22 02:44:43,204 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:44:43,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 623 treesize of output 598 [2022-11-22 02:44:43,905 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:44:43,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 841 treesize of output 816 [2022-11-22 02:44:44,230 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:44:44,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 859 treesize of output 816 [2022-11-22 02:44:45,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:44:45,162 INFO L321 Elim1Store]: treesize reduction 114, result has 0.9 percent of original size [2022-11-22 02:44:45,163 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 5 case distinctions, treesize of input 859 treesize of output 816 [2022-11-22 02:44:47,721 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:47,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:44:49,031 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:44:49,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 2270 treesize of output 2202 [2022-11-22 02:44:52,175 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:44:52,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 861 treesize of output 836 [2022-11-22 02:44:52,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:44:52,953 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:44:52,954 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 6 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:44:53,300 INFO L321 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2022-11-22 02:44:53,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:44:54,394 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:44:54,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 813 treesize of output 786 [2022-11-22 02:44:55,585 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:55,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 811 treesize of output 767 [2022-11-22 02:44:56,467 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:44:56,468 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 2270 treesize of output 2202 [2022-11-22 02:44:58,725 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:44:58,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:45:03,067 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:45:03,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:45:04,488 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:45:04,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 2270 treesize of output 2202 [2022-11-22 02:45:11,594 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:45:11,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:45:14,039 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:45:14,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:45:19,295 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:45:19,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:45:20,710 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:45:20,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:45:23,608 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:45:23,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 817 treesize of output 765 [2022-11-22 02:45:24,101 INFO L321 Elim1Store]: treesize reduction 74, result has 1.3 percent of original size [2022-11-22 02:45:24,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 754 treesize of output 726 [2022-11-22 02:45:25,414 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:45:25,414 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 6 case distinctions, treesize of input 859 treesize of output 816 [2022-11-22 02:45:25,861 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:45:25,862 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 5 case distinctions, treesize of input 841 treesize of output 816 [2022-11-22 02:45:26,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:45:26,471 INFO L321 Elim1Store]: treesize reduction 114, result has 0.9 percent of original size [2022-11-22 02:45:26,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 859 treesize of output 816 [2022-11-22 02:45:29,364 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:45:29,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:45:32,301 INFO L321 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2022-11-22 02:45:32,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:45:32,768 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:45:32,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 861 treesize of output 836 [2022-11-22 02:45:33,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:45:33,673 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:45:33,674 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 6 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:45:34,755 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:45:34,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 813 treesize of output 786 [2022-11-22 02:45:35,180 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:45:35,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 811 treesize of output 767 [2022-11-22 02:45:41,546 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:45:41,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:45:42,921 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:45:42,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 859 treesize of output 816 [2022-11-22 02:45:43,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:45:43,381 INFO L321 Elim1Store]: treesize reduction 114, result has 0.9 percent of original size [2022-11-22 02:45:43,382 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 5 case distinctions, treesize of input 859 treesize of output 816 [2022-11-22 02:45:44,236 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:45:44,236 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 841 treesize of output 816 [2022-11-22 02:45:45,008 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:45:45,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 793 treesize of output 749 [2022-11-22 02:45:45,710 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:45:45,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 623 treesize of output 598 [2022-11-22 02:45:46,737 INFO L321 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2022-11-22 02:45:46,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:45:48,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:45:48,256 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:45:48,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:45:48,956 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:45:48,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 861 treesize of output 836 [2022-11-22 02:45:50,357 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:45:50,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 811 treesize of output 767 [2022-11-22 02:45:51,162 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:45:51,162 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 813 treesize of output 786 [2022-11-22 02:45:52,042 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:45:52,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:45:56,578 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:45:56,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 2270 treesize of output 2202 [2022-11-22 02:46:00,806 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:46:00,806 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 5 case distinctions, treesize of input 623 treesize of output 598 [2022-11-22 02:46:01,685 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:46:01,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 793 treesize of output 749 [2022-11-22 02:46:03,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:46:03,100 INFO L321 Elim1Store]: treesize reduction 114, result has 0.9 percent of original size [2022-11-22 02:46:03,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 859 treesize of output 816 [2022-11-22 02:46:03,666 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:46:03,667 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 6 case distinctions, treesize of input 859 treesize of output 816 [2022-11-22 02:46:04,737 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:46:04,737 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 5 case distinctions, treesize of input 841 treesize of output 816 [2022-11-22 02:46:05,843 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:05,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:46:10,240 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:10,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:46:13,237 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:46:17,289 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:46:17,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 813 treesize of output 786 [2022-11-22 02:46:18,038 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:18,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 811 treesize of output 767 [2022-11-22 02:46:19,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:46:19,062 INFO L321 Elim1Store]: treesize reduction 146, result has 0.7 percent of original size [2022-11-22 02:46:19,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:46:19,745 INFO L321 Elim1Store]: treesize reduction 178, result has 0.6 percent of original size [2022-11-22 02:46:19,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 879 treesize of output 836 [2022-11-22 02:46:20,559 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:46:20,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 861 treesize of output 836 [2022-11-22 02:46:21,610 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:21,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:46:23,061 INFO L321 Elim1Store]: treesize reduction 154, result has 0.6 percent of original size [2022-11-22 02:46:23,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 2262 treesize of output 2202 [2022-11-22 02:46:27,610 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:27,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:46:31,870 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:31,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:46:33,181 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:33,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:46:36,294 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:36,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:46:39,480 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:39,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2498 treesize of output 2428 [2022-11-22 02:46:42,373 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:42,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:46:43,694 INFO L321 Elim1Store]: treesize reduction 186, result has 0.5 percent of original size [2022-11-22 02:46:43,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 2490 treesize of output 2428 [2022-11-22 02:47:11,577 WARN L233 SmtUtils]: Spent 7.91s on a formula simplification that was a NOOP. DAG size: 8769 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 02:47:11,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:11,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:11,870 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:47:11,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 829 treesize of output 779 [2022-11-22 02:47:12,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:12,383 INFO L321 Elim1Store]: treesize reduction 118, result has 0.8 percent of original size [2022-11-22 02:47:12,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 506 treesize of output 463 [2022-11-22 02:47:12,642 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:47:12,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 606 treesize of output 567 [2022-11-22 02:47:13,319 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:47:13,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 735 treesize of output 704 [2022-11-22 02:47:13,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:13,545 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:47:13,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 830 treesize of output 778 [2022-11-22 02:47:15,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:15,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:15,152 INFO L321 Elim1Store]: treesize reduction 128, result has 19.5 percent of original size [2022-11-22 02:47:15,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 829 treesize of output 809 [2022-11-22 02:47:16,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:16,988 INFO L321 Elim1Store]: treesize reduction 88, result has 26.1 percent of original size [2022-11-22 02:47:16,989 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 506 treesize of output 493 [2022-11-22 02:47:18,074 INFO L321 Elim1Store]: treesize reduction 78, result has 16.1 percent of original size [2022-11-22 02:47:18,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 606 treesize of output 581 [2022-11-22 02:47:18,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:18,767 INFO L321 Elim1Store]: treesize reduction 128, result has 19.5 percent of original size [2022-11-22 02:47:18,767 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 746 treesize of output 724 [2022-11-22 02:47:19,498 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:47:19,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 735 treesize of output 704 [2022-11-22 02:47:21,590 INFO L321 Elim1Store]: treesize reduction 196, result has 14.8 percent of original size [2022-11-22 02:47:21,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2353 [2022-11-22 02:47:27,301 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:47:27,302 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 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:47:29,769 INFO L321 Elim1Store]: treesize reduction 197, result has 0.5 percent of original size [2022-11-22 02:47:29,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 2215 treesize of output 2114 [2022-11-22 02:47:32,371 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:47:32,371 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 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:47:34,969 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:47:34,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:47:36,150 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:47:36,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:47:38,933 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:47:38,934 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 5 case distinctions, treesize of input 592 treesize of output 553 [2022-11-22 02:47:39,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:39,351 INFO L321 Elim1Store]: treesize reduction 126, result has 0.8 percent of original size [2022-11-22 02:47:39,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 816 treesize of output 764 [2022-11-22 02:47:40,012 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:47:40,013 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 5 case distinctions, treesize of input 565 treesize of output 534 [2022-11-22 02:47:41,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:41,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:41,176 INFO L321 Elim1Store]: treesize reduction 126, result has 0.8 percent of original size [2022-11-22 02:47:41,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 813 treesize of output 763 [2022-11-22 02:47:41,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:41,711 INFO L321 Elim1Store]: treesize reduction 86, result has 1.1 percent of original size [2022-11-22 02:47:41,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 497 treesize of output 454 [2022-11-22 02:47:44,422 INFO L321 Elim1Store]: treesize reduction 196, result has 14.8 percent of original size [2022-11-22 02:47:44,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2269 [2022-11-22 02:47:50,891 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:47:50,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:47:52,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:52,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:52,463 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:47:52,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 829 treesize of output 779 [2022-11-22 02:47:53,499 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:47:53,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 735 treesize of output 704 [2022-11-22 02:47:53,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:53,873 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:47:53,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 830 treesize of output 778 [2022-11-22 02:47:54,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:47:54,886 INFO L321 Elim1Store]: treesize reduction 118, result has 0.8 percent of original size [2022-11-22 02:47:54,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 506 treesize of output 463 [2022-11-22 02:47:55,626 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:47:55,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 606 treesize of output 567 [2022-11-22 02:47:57,516 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:47:57,517 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 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:48:01,747 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:01,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:48:04,464 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:04,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:48:06,103 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:48:06,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 592 treesize of output 553 [2022-11-22 02:48:07,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:07,244 INFO L321 Elim1Store]: treesize reduction 126, result has 0.8 percent of original size [2022-11-22 02:48:07,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 816 treesize of output 764 [2022-11-22 02:48:07,974 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:48:07,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 565 treesize of output 534 [2022-11-22 02:48:09,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:09,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:09,060 INFO L321 Elim1Store]: treesize reduction 126, result has 0.8 percent of original size [2022-11-22 02:48:09,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 813 treesize of output 763 [2022-11-22 02:48:09,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:09,656 INFO L321 Elim1Store]: treesize reduction 86, result has 1.1 percent of original size [2022-11-22 02:48:09,657 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 497 treesize of output 454 [2022-11-22 02:48:11,662 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:11,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:48:16,210 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:16,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 3641 treesize of output 3552 [2022-11-22 02:48:18,147 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:18,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:48:21,162 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:48:21,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 592 treesize of output 553 [2022-11-22 02:48:21,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:21,750 INFO L321 Elim1Store]: treesize reduction 86, result has 1.1 percent of original size [2022-11-22 02:48:21,750 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 497 treesize of output 454 [2022-11-22 02:48:22,740 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:48:22,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 565 treesize of output 534 [2022-11-22 02:48:23,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:23,128 INFO L321 Elim1Store]: treesize reduction 126, result has 0.8 percent of original size [2022-11-22 02:48:23,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 732 treesize of output 680 [2022-11-22 02:48:23,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:23,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:23,910 INFO L321 Elim1Store]: treesize reduction 126, result has 0.8 percent of original size [2022-11-22 02:48:23,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 813 treesize of output 763 [2022-11-22 02:48:26,083 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:26,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:48:27,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:27,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:27,906 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:48:27,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 829 treesize of output 779 [2022-11-22 02:48:29,539 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:48:29,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 735 treesize of output 704 [2022-11-22 02:48:29,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:30,004 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:48:30,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 830 treesize of output 778 [2022-11-22 02:48:31,613 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:48:31,613 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 606 treesize of output 567 [2022-11-22 02:48:32,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:32,283 INFO L321 Elim1Store]: treesize reduction 118, result has 0.8 percent of original size [2022-11-22 02:48:32,283 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 506 treesize of output 463 [2022-11-22 02:48:33,119 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:33,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:48:36,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:36,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:36,188 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:48:36,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 829 treesize of output 779 [2022-11-22 02:48:38,245 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:48:38,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 735 treesize of output 704 [2022-11-22 02:48:38,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:38,728 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:48:38,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 830 treesize of output 778 [2022-11-22 02:48:39,635 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:48:39,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 606 treesize of output 567 [2022-11-22 02:48:40,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:40,300 INFO L321 Elim1Store]: treesize reduction 118, result has 0.8 percent of original size [2022-11-22 02:48:40,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 506 treesize of output 463 [2022-11-22 02:48:44,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:44,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:44,928 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:48:44,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 829 treesize of output 779 [2022-11-22 02:48:45,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:45,937 INFO L321 Elim1Store]: treesize reduction 118, result has 0.8 percent of original size [2022-11-22 02:48:45,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 506 treesize of output 463 [2022-11-22 02:48:47,006 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:48:47,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 606 treesize of output 567 [2022-11-22 02:48:48,032 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:48:48,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 735 treesize of output 704 [2022-11-22 02:48:48,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:48:48,521 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:48:48,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 830 treesize of output 778 [2022-11-22 02:48:53,070 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:53,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:48:54,557 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:54,557 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:48:57,128 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:57,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:48:58,419 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:48:58,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:49:01,221 INFO L321 Elim1Store]: treesize reduction 197, result has 0.5 percent of original size [2022-11-22 02:49:01,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 2215 treesize of output 2114 [2022-11-22 02:49:04,109 INFO L321 Elim1Store]: treesize reduction 197, result has 0.5 percent of original size [2022-11-22 02:49:04,110 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 7 case distinctions, treesize of input 2215 treesize of output 2114 [2022-11-22 02:49:07,010 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:07,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:49:11,027 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:11,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:49:12,441 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:12,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:49:15,208 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:15,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:49:16,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:49:16,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:49:16,729 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:49:16,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 829 treesize of output 779 [2022-11-22 02:49:17,959 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:49:17,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 735 treesize of output 704 [2022-11-22 02:49:18,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:49:18,643 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:49:18,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 830 treesize of output 778 [2022-11-22 02:49:19,903 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:49:19,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 606 treesize of output 567 [2022-11-22 02:49:20,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:49:20,929 INFO L321 Elim1Store]: treesize reduction 118, result has 0.8 percent of original size [2022-11-22 02:49:20,929 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 506 treesize of output 463 [2022-11-22 02:49:21,931 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:21,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:49:26,240 INFO L321 Elim1Store]: treesize reduction 197, result has 0.5 percent of original size [2022-11-22 02:49:26,241 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 7 case distinctions, treesize of input 2131 treesize of output 2030 [2022-11-22 02:49:32,162 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:32,162 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 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:49:34,317 INFO L321 Elim1Store]: treesize reduction 197, result has 0.5 percent of original size [2022-11-22 02:49:34,318 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 7 case distinctions, treesize of input 2215 treesize of output 2114 [2022-11-22 02:49:38,439 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:38,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:49:42,119 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:42,119 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 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:49:44,905 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:44,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:49:47,755 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:47,755 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 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:49:50,885 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:50,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:49:55,292 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:55,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2421 treesize of output 2320 [2022-11-22 02:49:56,902 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:49:56,902 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 8 case distinctions, treesize of input 7715 treesize of output 7442 [2022-11-22 02:50:02,953 INFO L321 Elim1Store]: treesize reduction 229, result has 0.4 percent of original size [2022-11-22 02:50:02,954 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 2337 treesize of output 2236 [2022-11-22 02:50:06,430 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:50:06,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 592 treesize of output 553 [2022-11-22 02:50:07,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:07,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:07,288 INFO L321 Elim1Store]: treesize reduction 126, result has 0.8 percent of original size [2022-11-22 02:50:07,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 813 treesize of output 763 [2022-11-22 02:50:08,307 INFO L321 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2022-11-22 02:50:08,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 565 treesize of output 534 [2022-11-22 02:50:08,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:08,634 INFO L321 Elim1Store]: treesize reduction 126, result has 0.8 percent of original size [2022-11-22 02:50:08,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 732 treesize of output 680 [2022-11-22 02:50:09,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:10,032 INFO L321 Elim1Store]: treesize reduction 86, result has 1.1 percent of original size [2022-11-22 02:50:10,032 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 497 treesize of output 454 [2022-11-22 02:50:14,107 INFO L321 Elim1Store]: treesize reduction 197, result has 0.5 percent of original size [2022-11-22 02:50:14,107 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 7 case distinctions, treesize of input 2131 treesize of output 2030 [2022-11-22 02:50:16,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:16,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:16,091 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:50:16,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 829 treesize of output 779 [2022-11-22 02:50:17,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:17,777 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:50:17,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 746 treesize of output 694 [2022-11-22 02:50:18,418 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:50:18,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 735 treesize of output 704 [2022-11-22 02:50:19,584 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:50:19,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 606 treesize of output 567 [2022-11-22 02:50:20,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:20,337 INFO L321 Elim1Store]: treesize reduction 118, result has 0.8 percent of original size [2022-11-22 02:50:20,338 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 506 treesize of output 463 [2022-11-22 02:50:21,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:21,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:21,729 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:50:21,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 829 treesize of output 779 [2022-11-22 02:50:22,429 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:50:22,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 735 treesize of output 704 [2022-11-22 02:50:22,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:22,973 INFO L321 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2022-11-22 02:50:22,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 830 treesize of output 778 [2022-11-22 02:50:25,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:50:25,649 INFO L321 Elim1Store]: treesize reduction 118, result has 0.8 percent of original size [2022-11-22 02:50:25,650 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 3 new quantified variables, introduced 5 case distinctions, treesize of input 506 treesize of output 463 [2022-11-22 02:50:26,380 INFO L321 Elim1Store]: treesize reduction 92, result has 1.1 percent of original size [2022-11-22 02:50:26,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 606 treesize of output 567