./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7 --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 3b6a7e09bdf002daf4e1e371c35be311dd644a61b41d9b32022b9ee835751b90 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 17:46:03,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 17:46:03,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 17:46:03,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 17:46:03,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 17:46:03,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 17:46:03,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 17:46:03,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 17:46:03,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 17:46:03,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 17:46:03,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 17:46:03,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 17:46:03,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 17:46:03,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 17:46:03,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 17:46:03,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 17:46:03,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 17:46:03,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 17:46:03,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 17:46:03,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 17:46:03,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 17:46:03,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 17:46:03,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 17:46:03,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 17:46:03,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 17:46:03,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 17:46:03,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 17:46:03,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 17:46:03,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 17:46:03,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 17:46:03,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 17:46:03,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 17:46:03,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 17:46:03,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 17:46:03,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 17:46:03,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 17:46:03,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 17:46:03,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 17:46:03,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 17:46:03,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 17:46:03,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 17:46:03,574 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 17:46:03,609 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 17:46:03,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 17:46:03,610 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 17:46:03,611 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 17:46:03,612 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 17:46:03,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 17:46:03,612 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 17:46:03,613 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 17:46:03,613 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 17:46:03,613 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 17:46:03,614 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 17:46:03,614 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 17:46:03,614 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 17:46:03,614 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 17:46:03,615 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 17:46:03,615 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 17:46:03,615 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 17:46:03,616 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 17:46:03,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 17:46:03,617 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 17:46:03,618 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 17:46:03,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 17:46:03,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 17:46:03,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 17:46:03,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 17:46:03,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 17:46:03,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 17:46:03,619 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 17:46:03,620 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 17:46:03,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 17:46:03,620 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 17:46:03,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 17:46:03,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 17:46:03,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 17:46:03,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:46:03,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 17:46:03,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 17:46:03,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 17:46:03,623 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 17:46:03,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 17:46:03,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 17:46:03,624 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 17:46:03,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 17:46:03,624 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b6a7e09bdf002daf4e1e371c35be311dd644a61b41d9b32022b9ee835751b90 [2021-11-25 17:46:03,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 17:46:03,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 17:46:03,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 17:46:03,961 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 17:46:03,962 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 17:46:03,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i [2021-11-25 17:46:04,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/data/051b8dd59/31083cdfb8a74e32a491f45c3a2c3880/FLAG6b11dc7f6 [2021-11-25 17:46:04,741 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 17:46:04,741 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i [2021-11-25 17:46:04,779 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/data/051b8dd59/31083cdfb8a74e32a491f45c3a2c3880/FLAG6b11dc7f6 [2021-11-25 17:46:04,941 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/data/051b8dd59/31083cdfb8a74e32a491f45c3a2c3880 [2021-11-25 17:46:04,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 17:46:04,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 17:46:04,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 17:46:04,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 17:46:04,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 17:46:04,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:46:04" (1/1) ... [2021-11-25 17:46:04,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2eca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:04, skipping insertion in model container [2021-11-25 17:46:04,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:46:04" (1/1) ... [2021-11-25 17:46:04,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 17:46:05,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 17:46:05,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i[33021,33034] [2021-11-25 17:46:05,726 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i[45234,45247] [2021-11-25 17:46:05,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 17:46:05,749 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 17:46:05,789 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i[33021,33034] [2021-11-25 17:46:05,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i[45234,45247] [2021-11-25 17:46:05,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 17:46:06,005 INFO L208 MainTranslator]: Completed translation [2021-11-25 17:46:06,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06 WrapperNode [2021-11-25 17:46:06,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 17:46:06,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 17:46:06,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 17:46:06,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 17:46:06,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (1/1) ... [2021-11-25 17:46:06,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (1/1) ... [2021-11-25 17:46:06,180 INFO L137 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-25 17:46:06,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 17:46:06,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 17:46:06,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 17:46:06,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 17:46:06,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (1/1) ... [2021-11-25 17:46:06,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (1/1) ... [2021-11-25 17:46:06,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (1/1) ... [2021-11-25 17:46:06,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (1/1) ... [2021-11-25 17:46:06,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (1/1) ... [2021-11-25 17:46:06,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (1/1) ... [2021-11-25 17:46:06,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (1/1) ... [2021-11-25 17:46:06,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 17:46:06,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 17:46:06,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 17:46:06,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 17:46:06,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (1/1) ... [2021-11-25 17:46:06,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:46:06,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:46:06,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 17:46:06,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 17:46:06,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 17:46:06,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 17:46:06,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 17:46:06,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 17:46:06,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 17:46:06,454 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 17:46:06,454 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-25 17:46:06,455 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-25 17:46:06,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 17:46:06,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 17:46:06,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 17:46:06,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 17:46:06,456 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 17:46:06,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 17:46:06,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 17:46:06,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 17:46:06,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 17:46:06,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 17:46:06,852 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 17:46:06,854 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 17:46:08,115 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 17:46:08,582 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 17:46:08,582 INFO L301 CfgBuilder]: Removed 62 assume(true) statements. [2021-11-25 17:46:08,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:46:08 BoogieIcfgContainer [2021-11-25 17:46:08,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 17:46:08,590 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 17:46:08,590 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 17:46:08,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 17:46:08,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:46:04" (1/3) ... [2021-11-25 17:46:08,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605e880b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:46:08, skipping insertion in model container [2021-11-25 17:46:08,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:46:06" (2/3) ... [2021-11-25 17:46:08,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@605e880b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:46:08, skipping insertion in model container [2021-11-25 17:46:08,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:46:08" (3/3) ... [2021-11-25 17:46:08,607 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test8-1.i [2021-11-25 17:46:08,615 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 17:46:08,616 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-11-25 17:46:08,682 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 17:46:08,688 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 17:46:08,688 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-25 17:46:08,713 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 126 states have (on average 1.8095238095238095) internal successors, (228), 149 states have internal predecessors, (228), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 17:46:08,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 17:46:08,716 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:46:08,717 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-25 17:46:08,717 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 17:46:08,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:46:08,722 INFO L85 PathProgramCache]: Analyzing trace with hash 28647256, now seen corresponding path program 1 times [2021-11-25 17:46:08,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:46:08,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175131290] [2021-11-25 17:46:08,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:08,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:46:08,907 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:46:08,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [883856934] [2021-11-25 17:46:08,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:08,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:46:08,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:46:08,911 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:46:08,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 17:46:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:46:09,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 17:46:09,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:46:09,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 17:46:09,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 17:46:09,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:09,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 17:46:09,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 17:46:09,388 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:46:09,389 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:46:09,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175131290] [2021-11-25 17:46:09,390 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:46:09,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883856934] [2021-11-25 17:46:09,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883856934] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:46:09,392 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:46:09,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:46:09,395 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123110124] [2021-11-25 17:46:09,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:46:09,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:46:09,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:46:09,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:46:09,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:46:09,455 INFO L87 Difference]: Start difference. First operand has 158 states, 126 states have (on average 1.8095238095238095) internal successors, (228), 149 states have internal predecessors, (228), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-11-25 17:46:11,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:46:11,244 INFO L93 Difference]: Finished difference Result 368 states and 636 transitions. [2021-11-25 17:46:11,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:46:11,247 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2021-11-25 17:46:11,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:46:11,277 INFO L225 Difference]: With dead ends: 368 [2021-11-25 17:46:11,277 INFO L226 Difference]: Without dead ends: 208 [2021-11-25 17:46:11,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 17:46:11,287 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 57 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 17:46:11,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 503 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 17:46:11,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-11-25 17:46:11,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 160. [2021-11-25 17:46:11,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.310077519379845) internal successors, (169), 151 states have internal predecessors, (169), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 17:46:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 209 transitions. [2021-11-25 17:46:11,360 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 209 transitions. Word has length 4 [2021-11-25 17:46:11,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:46:11,361 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 209 transitions. [2021-11-25 17:46:11,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-11-25 17:46:11,362 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 209 transitions. [2021-11-25 17:46:11,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 17:46:11,365 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:46:11,365 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:46:11,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-25 17:46:11,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 17:46:11,579 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 17:46:11,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:46:11,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1765360856, now seen corresponding path program 1 times [2021-11-25 17:46:11,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:46:11,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731511393] [2021-11-25 17:46:11,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:11,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:46:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:46:11,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 17:46:11,714 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:46:11,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731511393] [2021-11-25 17:46:11,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731511393] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:46:11,715 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:46:11,715 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 17:46:11,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277221633] [2021-11-25 17:46:11,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:46:11,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:46:11,717 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:46:11,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:46:11,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:46:11,718 INFO L87 Difference]: Start difference. First operand 160 states and 209 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 17:46:13,480 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 17:46:14,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:46:14,696 INFO L93 Difference]: Finished difference Result 297 states and 393 transitions. [2021-11-25 17:46:14,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:46:14,697 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-25 17:46:14,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:46:14,700 INFO L225 Difference]: With dead ends: 297 [2021-11-25 17:46:14,700 INFO L226 Difference]: Without dead ends: 204 [2021-11-25 17:46:14,701 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 17:46:14,703 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 51 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-11-25 17:46:14,704 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 508 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-11-25 17:46:14,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-11-25 17:46:14,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 160. [2021-11-25 17:46:14,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 129 states have (on average 1.302325581395349) internal successors, (168), 151 states have internal predecessors, (168), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2021-11-25 17:46:14,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 208 transitions. [2021-11-25 17:46:14,725 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 208 transitions. Word has length 26 [2021-11-25 17:46:14,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:46:14,725 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 208 transitions. [2021-11-25 17:46:14,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 17:46:14,726 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions. [2021-11-25 17:46:14,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 17:46:14,727 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:46:14,728 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:46:14,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 17:46:14,728 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 17:46:14,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:46:14,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1462000852, now seen corresponding path program 1 times [2021-11-25 17:46:14,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:46:14,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572726317] [2021-11-25 17:46:14,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:14,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:46:14,913 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:46:14,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [68020912] [2021-11-25 17:46:14,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:14,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:46:14,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:46:14,924 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:46:14,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 17:46:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:46:15,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 17:46:15,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:46:15,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 17:46:15,783 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:46:15,784 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:46:15,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572726317] [2021-11-25 17:46:15,784 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:46:15,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68020912] [2021-11-25 17:46:15,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [68020912] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:46:15,785 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:46:15,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:46:15,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287239177] [2021-11-25 17:46:15,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:46:15,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:46:15,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:46:15,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:46:15,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:46:15,788 INFO L87 Difference]: Start difference. First operand 160 states and 208 transitions. Second operand has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 17:46:17,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:46:17,061 INFO L93 Difference]: Finished difference Result 247 states and 334 transitions. [2021-11-25 17:46:17,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 17:46:17,066 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-25 17:46:17,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:46:17,070 INFO L225 Difference]: With dead ends: 247 [2021-11-25 17:46:17,070 INFO L226 Difference]: Without dead ends: 246 [2021-11-25 17:46:17,071 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 17:46:17,073 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 71 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 541 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 17:46:17,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 541 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 17:46:17,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-11-25 17:46:17,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 213. [2021-11-25 17:46:17,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 177 states have (on average 1.2542372881355932) internal successors, (222), 199 states have internal predecessors, (222), 24 states have call successors, (24), 5 states have call predecessors, (24), 4 states have return successors, (24), 9 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-25 17:46:17,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 270 transitions. [2021-11-25 17:46:17,104 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 270 transitions. Word has length 30 [2021-11-25 17:46:17,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:46:17,105 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 270 transitions. [2021-11-25 17:46:17,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 17:46:17,106 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 270 transitions. [2021-11-25 17:46:17,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 17:46:17,107 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:46:17,108 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:46:17,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 17:46:17,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:46:17,336 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 17:46:17,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:46:17,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1922613802, now seen corresponding path program 1 times [2021-11-25 17:46:17,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:46:17,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155231313] [2021-11-25 17:46:17,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:17,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:46:17,494 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:46:17,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [994052790] [2021-11-25 17:46:17,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:17,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:46:17,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:46:17,496 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:46:17,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 17:46:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:46:18,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 17:46:18,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:46:18,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 17:46:18,386 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:46:18,387 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:46:18,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155231313] [2021-11-25 17:46:18,387 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:46:18,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [994052790] [2021-11-25 17:46:18,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [994052790] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:46:18,388 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:46:18,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:46:18,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25151737] [2021-11-25 17:46:18,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:46:18,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:46:18,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:46:18,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:46:18,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:46:18,397 INFO L87 Difference]: Start difference. First operand 213 states and 270 transitions. Second operand has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 17:46:19,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:46:19,527 INFO L93 Difference]: Finished difference Result 213 states and 270 transitions. [2021-11-25 17:46:19,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:46:19,536 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-11-25 17:46:19,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:46:19,538 INFO L225 Difference]: With dead ends: 213 [2021-11-25 17:46:19,539 INFO L226 Difference]: Without dead ends: 212 [2021-11-25 17:46:19,539 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 17:46:19,540 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 190 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 17:46:19,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [190 Valid, 286 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 17:46:19,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-11-25 17:46:19,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2021-11-25 17:46:19,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 177 states have (on average 1.2485875706214689) internal successors, (221), 198 states have internal predecessors, (221), 24 states have call successors, (24), 5 states have call predecessors, (24), 4 states have return successors, (24), 9 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-25 17:46:19,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 269 transitions. [2021-11-25 17:46:19,565 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 269 transitions. Word has length 31 [2021-11-25 17:46:19,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:46:19,565 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 269 transitions. [2021-11-25 17:46:19,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 17:46:19,566 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 269 transitions. [2021-11-25 17:46:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 17:46:19,568 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:46:19,568 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:46:19,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 17:46:19,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:46:19,796 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 17:46:19,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:46:19,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1907968587, now seen corresponding path program 1 times [2021-11-25 17:46:19,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:46:19,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754884348] [2021-11-25 17:46:19,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:19,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:46:19,895 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:46:19,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1684116019] [2021-11-25 17:46:19,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:19,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:46:19,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:46:19,900 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:46:19,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 17:46:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:46:20,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 1604 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 17:46:20,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:46:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 17:46:20,852 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:46:20,853 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:46:20,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754884348] [2021-11-25 17:46:20,853 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:46:20,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1684116019] [2021-11-25 17:46:20,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1684116019] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:46:20,854 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:46:20,854 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 17:46:20,854 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118783603] [2021-11-25 17:46:20,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:46:20,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 17:46:20,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:46:20,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 17:46:20,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 17:46:20,856 INFO L87 Difference]: Start difference. First operand 212 states and 269 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 17:46:22,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:46:22,193 INFO L93 Difference]: Finished difference Result 432 states and 547 transitions. [2021-11-25 17:46:22,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 17:46:22,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 39 [2021-11-25 17:46:22,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:46:22,195 INFO L225 Difference]: With dead ends: 432 [2021-11-25 17:46:22,195 INFO L226 Difference]: Without dead ends: 247 [2021-11-25 17:46:22,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 17:46:22,198 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 47 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 17:46:22,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 357 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 17:46:22,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2021-11-25 17:46:22,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 244. [2021-11-25 17:46:22,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 208 states have (on average 1.2307692307692308) internal successors, (256), 229 states have internal predecessors, (256), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 10 states have call predecessors, (25), 25 states have call successors, (25) [2021-11-25 17:46:22,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 306 transitions. [2021-11-25 17:46:22,243 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 306 transitions. Word has length 39 [2021-11-25 17:46:22,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:46:22,243 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 306 transitions. [2021-11-25 17:46:22,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 17:46:22,244 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 306 transitions. [2021-11-25 17:46:22,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 17:46:22,245 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:46:22,245 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:46:22,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 17:46:22,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:46:22,446 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 17:46:22,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:46:22,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1515966491, now seen corresponding path program 1 times [2021-11-25 17:46:22,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:46:22,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719094794] [2021-11-25 17:46:22,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:22,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:46:22,491 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:46:22,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1993405071] [2021-11-25 17:46:22,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:22,492 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:46:22,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:46:22,513 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:46:22,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 17:46:23,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:46:23,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 17:46:23,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:46:23,454 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 17:46:23,454 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 17:46:23,454 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:46:23,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719094794] [2021-11-25 17:46:23,455 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:46:23,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993405071] [2021-11-25 17:46:23,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993405071] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 17:46:23,455 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 17:46:23,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 17:46:23,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376059491] [2021-11-25 17:46:23,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 17:46:23,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 17:46:23,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 17:46:23,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 17:46:23,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 17:46:23,458 INFO L87 Difference]: Start difference. First operand 244 states and 306 transitions. Second operand has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 17:46:24,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 17:46:24,683 INFO L93 Difference]: Finished difference Result 471 states and 599 transitions. [2021-11-25 17:46:24,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 17:46:24,694 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 52 [2021-11-25 17:46:24,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 17:46:24,696 INFO L225 Difference]: With dead ends: 471 [2021-11-25 17:46:24,696 INFO L226 Difference]: Without dead ends: 248 [2021-11-25 17:46:24,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 17:46:24,698 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 1 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 542 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 17:46:24,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 542 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 17:46:24,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2021-11-25 17:46:24,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2021-11-25 17:46:24,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 210 states have (on average 1.2380952380952381) internal successors, (260), 233 states have internal predecessors, (260), 25 states have call successors, (25), 5 states have call predecessors, (25), 6 states have return successors, (27), 10 states have call predecessors, (27), 25 states have call successors, (27) [2021-11-25 17:46:24,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 312 transitions. [2021-11-25 17:46:24,717 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 312 transitions. Word has length 52 [2021-11-25 17:46:24,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 17:46:24,718 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 312 transitions. [2021-11-25 17:46:24,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.666666666666666) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-25 17:46:24,718 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 312 transitions. [2021-11-25 17:46:24,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 17:46:24,721 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 17:46:24,721 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 17:46:24,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-25 17:46:24,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:46:24,932 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-11-25 17:46:24,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 17:46:24,933 INFO L85 PathProgramCache]: Analyzing trace with hash -581800247, now seen corresponding path program 1 times [2021-11-25 17:46:24,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 17:46:24,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543275062] [2021-11-25 17:46:24,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:24,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 17:46:24,987 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 17:46:24,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1820661416] [2021-11-25 17:46:24,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 17:46:24,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 17:46:24,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:46:24,994 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 17:46:25,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0707210-abb3-409b-9396-968d97f1cbd2/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 17:46:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 17:46:26,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 17:46:26,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 17:46:26,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 17:46:26,334 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 17:46:26,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 17:46:26,528 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 17:46:26,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543275062] [2021-11-25 17:46:26,528 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 17:46:26,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1820661416] [2021-11-25 17:46:26,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1820661416] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 17:46:26,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [359087075] [2021-11-25 17:46:26,555 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-25 17:46:26,555 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 17:46:26,561 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 17:46:26,567 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 17:46:26,568 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 17:46:26,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 17:46:26,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:26,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 17:46:26,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 17:46:26,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:26,760 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 17:46:26,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 17:46:26,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:26,796 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 17:46:26,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-25 17:46:26,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:26,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:26,885 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 17:46:26,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 17:46:26,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 17:46:26,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:26,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:26,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-25 17:46:26,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-25 17:46:26,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:26,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:26,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2021-11-25 17:46:27,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 17:46:27,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 84 treesize of output 64 [2021-11-25 17:46:27,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-25 17:46:27,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 17:46:27,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 17:46:27,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2021-11-25 17:46:27,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2021-11-25 17:46:27,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 17:46:27,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 17:46:27,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 17:46:27,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-11-25 17:46:27,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 17:46:27,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 17:46:27,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,943 INFO L354 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2021-11-25 17:46:27,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2021-11-25 17:46:27,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:27,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 17:46:28,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 17:46:28,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 17:46:28,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 13 treesize of output 9 [2021-11-25 17:46:28,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 17:46:28,246 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 17:46:28,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 60 [2021-11-25 17:46:28,285 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 17:46:28,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2021-11-25 17:46:28,321 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 17:46:28,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 50 [2021-11-25 17:46:28,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 16 treesize of output 12 [2021-11-25 17:46:28,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 10 [2021-11-25 17:46:28,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 10 [2021-11-25 17:46:28,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 17:46:28,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 17:46:28,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 17:46:28,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 17:46:28,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2021-11-25 17:46:28,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:28,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 17:46:36,978 WARN L227 SmtUtils]: Spent 8.01s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 17:46:36,979 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 17:46:36,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 17:46:37,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:46,476 WARN L227 SmtUtils]: Spent 9.37s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 17:46:46,477 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 17:46:46,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 17:46:46,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:46:47,117 INFO L244 Elim1Store]: Index analysis took 418 ms [2021-11-25 17:46:59,979 WARN L227 SmtUtils]: Spent 12.57s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 17:46:59,981 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 17:46:59,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 17:47:00,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,623 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-11-25 17:47:00,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 19 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 17:47:00,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:00,987 INFO L244 Elim1Store]: Index analysis took 166 ms [2021-11-25 17:47:00,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2021-11-25 17:47:01,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:01,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:01,701 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 17:47:01,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 17:47:01,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:02,166 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:47:02,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 17:47:02,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:02,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 17:47:02,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:02,483 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 17:47:02,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 17:47:02,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:02,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 41 [2021-11-25 17:47:02,638 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:02,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:02,824 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:47:02,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 23 treesize of output 13 [2021-11-25 17:47:02,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:02,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:02,972 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-25 17:47:02,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 16 [2021-11-25 17:47:03,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:03,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-11-25 17:47:03,151 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:03,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,262 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,292 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,354 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,385 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,430 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,498 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:04,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:04,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:04,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:04,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:04,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:04,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:05,068 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:47:05,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3118 treesize of output 2892 [2021-11-25 17:47:05,159 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:05,191 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:05,229 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:05,300 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:05,332 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:05,365 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:05,416 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:05,451 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:05,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:05,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:05,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:05,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:05,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:05,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:05,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:05,652 INFO L244 Elim1Store]: Index analysis took 140 ms [2021-11-25 17:47:05,780 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 17:47:05,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1259 treesize of output 1027 [2021-11-25 17:47:05,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:06,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:06,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:06,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:06,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:06,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:06,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:06,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:06,177 INFO L244 Elim1Store]: Index analysis took 116 ms [2021-11-25 17:47:06,191 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 17:47:06,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3106 treesize of output 2668 [2021-11-25 17:47:06,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:06,582 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:06,621 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:06,663 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:06,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:06,830 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:06,898 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:06,933 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:06,964 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:06,997 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:07,028 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:07,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:07,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:07,155 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:07,173 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:07,197 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:07,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:07,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:07,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:07,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:07,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:07,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:07,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:07,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:07,999 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-25 17:47:08,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3130 treesize of output 2674 [2021-11-25 17:47:08,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,147 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,170 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,268 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,436 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:08,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:08,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:08,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:08,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:08,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:08,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:08,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:08,819 INFO L244 Elim1Store]: Index analysis took 295 ms [2021-11-25 17:47:08,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1271 treesize of output 809 [2021-11-25 17:47:08,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,922 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,947 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:08,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:09,031 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:09,056 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:09,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:09,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:09,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:09,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:09,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:09,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:09,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:09,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:09,548 INFO L244 Elim1Store]: Index analysis took 213 ms [2021-11-25 17:47:09,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3118 treesize of output 2668 [2021-11-25 17:47:09,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:09,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:09,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:09,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:09,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:09,921 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-11-25 17:47:10,128 INFO L354 Elim1Store]: treesize reduction 8, result has 88.7 percent of original size [2021-11-25 17:47:10,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 3130 treesize of output 2736 [2021-11-25 17:47:10,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:10,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:10,306 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:10,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:10,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:10,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:10,419 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:10,460 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:10,502 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:10,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:10,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:10,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:10,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:10,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:10,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:10,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:10,762 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-11-25 17:47:10,937 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 17:47:10,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1271 treesize of output 855 [2021-11-25 17:47:11,007 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:11,051 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:11,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:11,131 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:11,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:11,206 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:11,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:11,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:11,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,600 INFO L244 Elim1Store]: Index analysis took 181 ms [2021-11-25 17:47:11,634 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 17:47:11,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 3118 treesize of output 1 [2021-11-25 17:47:11,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:11,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:11,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:11,936 INFO L244 Elim1Store]: Index analysis took 108 ms [2021-11-25 17:47:11,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3130 treesize of output 2674 [2021-11-25 17:47:12,006 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:12,043 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:12,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:12,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:12,134 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:12,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:12,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,238 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:12,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,312 INFO L244 Elim1Store]: Index analysis took 109 ms [2021-11-25 17:47:12,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 3118 treesize of output 2668 [2021-11-25 17:47:12,506 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:12,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:12,628 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:12,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:12,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,767 INFO L244 Elim1Store]: Index analysis took 140 ms [2021-11-25 17:47:12,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1241 treesize of output 791 [2021-11-25 17:47:12,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:12,831 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:12,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:12,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:12,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:12,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,010 INFO L244 Elim1Store]: Index analysis took 122 ms [2021-11-25 17:47:13,124 INFO L354 Elim1Store]: treesize reduction 6, result has 88.5 percent of original size [2021-11-25 17:47:13,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 1241 treesize of output 837 [2021-11-25 17:47:13,188 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:13,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:13,255 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:13,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:13,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:13,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,429 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-11-25 17:47:13,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1241 treesize of output 791 [2021-11-25 17:47:13,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:13,499 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:13,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:13,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:13,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:13,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1241 treesize of output 791 [2021-11-25 17:47:13,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:13,681 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:13,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:13,965 INFO L244 Elim1Store]: Index analysis took 211 ms [2021-11-25 17:47:14,881 INFO L354 Elim1Store]: treesize reduction 1351, result has 27.9 percent of original size [2021-11-25 17:47:14,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 1280 treesize of output 1333 [2021-11-25 17:47:15,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:15,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:15,222 INFO L244 Elim1Store]: Index analysis took 140 ms [2021-11-25 17:47:16,715 INFO L354 Elim1Store]: treesize reduction 847, result has 53.5 percent of original size [2021-11-25 17:47:16,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 3139 treesize of output 3652 [2021-11-25 17:47:17,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:17,381 INFO L244 Elim1Store]: Index analysis took 157 ms [2021-11-25 17:47:17,937 INFO L354 Elim1Store]: treesize reduction 1803, result has 2.5 percent of original size [2021-11-25 17:47:17,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 3127 treesize of output 2717 [2021-11-25 17:47:18,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,108 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,162 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,280 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,317 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,347 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,407 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,521 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:19,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:19,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:19,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:20,471 INFO L354 Elim1Store]: treesize reduction 430, result has 63.0 percent of original size [2021-11-25 17:47:20,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3118 treesize of output 3404 [2021-11-25 17:47:20,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:20,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:20,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:20,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:20,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:20,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1220 treesize of output 788 [2021-11-25 17:47:20,705 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:20,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:20,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:20,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:20,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:20,894 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:21,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:21,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:21,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:21,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:21,143 INFO L244 Elim1Store]: Index analysis took 173 ms [2021-11-25 17:47:21,686 INFO L354 Elim1Store]: treesize reduction 805, result has 31.0 percent of original size [2021-11-25 17:47:21,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1259 treesize of output 1171 [2021-11-25 17:47:21,723 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:22,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:22,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:22,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:22,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:22,150 INFO L244 Elim1Store]: Index analysis took 170 ms [2021-11-25 17:47:22,332 INFO L354 Elim1Store]: treesize reduction 1154, result has 0.1 percent of original size [2021-11-25 17:47:22,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 3106 treesize of output 1 [2021-11-25 17:47:22,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:22,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:22,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:22,644 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:22,678 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:22,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:22,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:22,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:22,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3109 treesize of output 2671 [2021-11-25 17:47:22,930 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:22,952 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:22,980 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:23,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:23,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:23,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:23,123 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:23,154 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 17:47:23,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:23,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:23,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:23,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:23,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1250 treesize of output 806 [2021-11-25 17:47:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:23,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 17:47:23,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:23,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:23,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 3097 treesize of output 2665 [2021-11-25 17:47:25,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:25,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:25,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:25,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 17:47:25,544 INFO L244 Elim1Store]: Index analysis took 352 ms [2021-11-25 17:47:31,912 WARN L227 SmtUtils]: Spent 6.01s on a formula simplification. DAG size of input: 152 DAG size of output: 126 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 17:47:31,913 INFO L354 Elim1Store]: treesize reduction 1554, result has 60.1 percent of original size [2021-11-25 17:47:31,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 7 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 31 case distinctions, treesize of input 105685 treesize of output 106943