/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/iftelse.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 18:34:15,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 18:34:15,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 18:34:15,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-02 18:34:15,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 18:34:15,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 18:34:15,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 18:34:15,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2021-05-02 18:34:15,786 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 18:34:15,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 18:34:15,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 18:34:15,787 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 18:34:15,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 18:34:15,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 18:34:15,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 18:34:15,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 18:34:15,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 18:34:15,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 18:34:15,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-02 18:34:15,789 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-05-02 18:34:15,789 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 18:34:16,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 18:34:16,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 18:34:16,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 18:34:16,083 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 18:34:16,084 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 18:34:16,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/iftelse.c [2021-05-02 18:34:16,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60eb130bc/e03d7f750ad84b58980acb189b0fec53/FLAG00f71fb21 [2021-05-02 18:34:16,511 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 18:34:16,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/iftelse.c [2021-05-02 18:34:16,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60eb130bc/e03d7f750ad84b58980acb189b0fec53/FLAG00f71fb21 [2021-05-02 18:34:16,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60eb130bc/e03d7f750ad84b58980acb189b0fec53 [2021-05-02 18:34:16,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 18:34:16,927 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-02 18:34:16,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 18:34:16,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 18:34:16,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 18:34:16,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 06:34:16" (1/1) ... [2021-05-02 18:34:16,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1945dacb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:16, skipping insertion in model container [2021-05-02 18:34:16,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 06:34:16" (1/1) ... [2021-05-02 18:34:16,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 18:34:16,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 18:34:17,061 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/iftelse.c[406,419] [2021-05-02 18:34:17,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 18:34:17,077 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 18:34:17,087 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/iftelse.c[406,419] [2021-05-02 18:34:17,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 18:34:17,116 INFO L208 MainTranslator]: Completed translation [2021-05-02 18:34:17,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:17 WrapperNode [2021-05-02 18:34:17,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 18:34:17,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 18:34:17,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 18:34:17,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 18:34:17,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:17" (1/1) ... [2021-05-02 18:34:17,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:17" (1/1) ... [2021-05-02 18:34:17,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:17" (1/1) ... [2021-05-02 18:34:17,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:17" (1/1) ... [2021-05-02 18:34:17,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:17" (1/1) ... [2021-05-02 18:34:17,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:17" (1/1) ... [2021-05-02 18:34:17,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:17" (1/1) ... [2021-05-02 18:34:17,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 18:34:17,197 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 18:34:17,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 18:34:17,197 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 18:34:17,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 18:34:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 18:34:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 18:34:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 18:34:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-02 18:34:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 18:34:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 18:34:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 18:34:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 18:34:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 18:34:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 18:34:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-02 18:34:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 18:34:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-05-02 18:34:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 18:34:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 18:34:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 18:34:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 18:34:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 18:34:17,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 18:34:17,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 18:34:17,540 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 18:34:17,540 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-05-02 18:34:17,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 06:34:17 BoogieIcfgContainer [2021-05-02 18:34:17,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 18:34:17,542 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2021-05-02 18:34:17,542 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2021-05-02 18:34:17,543 INFO L275 PluginConnector]: IcfgTransformer initialized [2021-05-02 18:34:17,545 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 06:34:17" (1/1) ... [2021-05-02 18:34:17,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 02.05 06:34:17 BasicIcfg [2021-05-02 18:34:17,558 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2021-05-02 18:34:17,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 18:34:17,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 18:34:17,561 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 18:34:17,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 06:34:16" (1/4) ... [2021-05-02 18:34:17,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6644bc95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 06:34:17, skipping insertion in model container [2021-05-02 18:34:17,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 06:34:17" (2/4) ... [2021-05-02 18:34:17,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6644bc95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 06:34:17, skipping insertion in model container [2021-05-02 18:34:17,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 06:34:17" (3/4) ... [2021-05-02 18:34:17,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6644bc95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.05 06:34:17, skipping insertion in model container [2021-05-02 18:34:17,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 02.05 06:34:17" (4/4) ... [2021-05-02 18:34:17,563 INFO L111 eAbstractionObserver]: Analyzing ICFG iftelse.cJordan [2021-05-02 18:34:17,567 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2021-05-02 18:34:17,570 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 18:34:17,583 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 18:34:17,614 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 18:34:17,614 INFO L377 AbstractCegarLoop]: Hoare is false [2021-05-02 18:34:17,614 INFO L378 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2021-05-02 18:34:17,614 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 18:34:17,614 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 18:34:17,614 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 18:34:17,614 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 18:34:17,614 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 18:34:17,632 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 14 states have (on average 1.5) internal successors, (21), 16 states have internal predecessors, (21), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 18:34:17,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-05-02 18:34:17,637 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 18:34:17,637 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 18:34:17,638 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 18:34:17,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 18:34:17,642 INFO L82 PathProgramCache]: Analyzing trace with hash -801963998, now seen corresponding path program 1 times [2021-05-02 18:34:17,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 18:34:17,649 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139680273] [2021-05-02 18:34:17,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 18:34:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:18,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 18:34:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:18,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 18:34:18,089 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 18:34:18,089 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139680273] [2021-05-02 18:34:18,090 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139680273] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 18:34:18,090 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 18:34:18,090 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-05-02 18:34:18,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233025226] [2021-05-02 18:34:18,094 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-05-02 18:34:18,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 18:34:18,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-05-02 18:34:18,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-05-02 18:34:18,105 INFO L87 Difference]: Start difference. First operand has 22 states, 14 states have (on average 1.5) internal successors, (21), 16 states have internal predecessors, (21), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 8 states, 8 states have (on average 1.25) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 18:34:18,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 18:34:18,520 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions. [2021-05-02 18:34:18,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-02 18:34:18,531 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.25) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2021-05-02 18:34:18,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 18:34:18,539 INFO L225 Difference]: With dead ends: 37 [2021-05-02 18:34:18,539 INFO L226 Difference]: Without dead ends: 26 [2021-05-02 18:34:18,541 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 370.5ms TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-05-02 18:34:18,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2021-05-02 18:34:18,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2021-05-02 18:34:18,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 19 states have internal predecessors, (21), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 18:34:18,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2021-05-02 18:34:18,566 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 28 transitions. Word has length 14 [2021-05-02 18:34:18,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 18:34:18,567 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 28 transitions. [2021-05-02 18:34:18,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 1.25) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 18:34:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-05-02 18:34:18,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-05-02 18:34:18,568 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 18:34:18,568 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 18:34:18,568 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 18:34:18,568 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 18:34:18,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 18:34:18,569 INFO L82 PathProgramCache]: Analyzing trace with hash -2135486064, now seen corresponding path program 1 times [2021-05-02 18:34:18,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 18:34:18,569 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978398365] [2021-05-02 18:34:18,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 18:34:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:18,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 18:34:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:18,645 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 18:34:18,645 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 18:34:18,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978398365] [2021-05-02 18:34:18,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978398365] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 18:34:18,646 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 18:34:18,646 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-02 18:34:18,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721511487] [2021-05-02 18:34:18,648 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 18:34:18,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 18:34:18,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 18:34:18,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 18:34:18,653 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 18:34:18,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 18:34:18,708 INFO L93 Difference]: Finished difference Result 26 states and 28 transitions. [2021-05-02 18:34:18,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-02 18:34:18,708 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2021-05-02 18:34:18,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 18:34:18,710 INFO L225 Difference]: With dead ends: 26 [2021-05-02 18:34:18,710 INFO L226 Difference]: Without dead ends: 25 [2021-05-02 18:34:18,711 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 43.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-02 18:34:18,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-05-02 18:34:18,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-05-02 18:34:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 18 states have internal predecessors, (19), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 18:34:18,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2021-05-02 18:34:18,714 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 17 [2021-05-02 18:34:18,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 18:34:18,714 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2021-05-02 18:34:18,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-02 18:34:18,715 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2021-05-02 18:34:18,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-05-02 18:34:18,715 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 18:34:18,715 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 18:34:18,715 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-02 18:34:18,715 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 18:34:18,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 18:34:18,716 INFO L82 PathProgramCache]: Analyzing trace with hash 1201514649, now seen corresponding path program 1 times [2021-05-02 18:34:18,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 18:34:18,716 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465299941] [2021-05-02 18:34:18,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 18:34:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:18,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 18:34:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:18,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-05-02 18:34:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:18,875 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 18:34:18,875 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 18:34:18,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465299941] [2021-05-02 18:34:18,875 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465299941] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 18:34:18,876 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360808379] [2021-05-02 18:34:18,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 18:34:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:18,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-02 18:34:18,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 18:34:19,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:19,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:19,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:19,067 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 18:34:19,068 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360808379] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 18:34:19,068 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 18:34:19,068 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 9 [2021-05-02 18:34:19,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285581095] [2021-05-02 18:34:19,069 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-02 18:34:19,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 18:34:19,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-02 18:34:19,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-05-02 18:34:19,070 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 8 states have internal predecessors, (22), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-05-02 18:34:19,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 18:34:19,263 INFO L93 Difference]: Finished difference Result 30 states and 32 transitions. [2021-05-02 18:34:19,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-02 18:34:19,265 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 8 states have internal predecessors, (22), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2021-05-02 18:34:19,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 18:34:19,266 INFO L225 Difference]: With dead ends: 30 [2021-05-02 18:34:19,266 INFO L226 Difference]: Without dead ends: 30 [2021-05-02 18:34:19,267 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 165.2ms TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-05-02 18:34:19,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2021-05-02 18:34:19,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 27. [2021-05-02 18:34:19,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 19 states have (on average 1.105263157894737) internal successors, (21), 19 states have internal predecessors, (21), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 18:34:19,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2021-05-02 18:34:19,271 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 22 [2021-05-02 18:34:19,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 18:34:19,272 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2021-05-02 18:34:19,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 8 states have internal predecessors, (22), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-05-02 18:34:19,272 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2021-05-02 18:34:19,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-05-02 18:34:19,272 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 18:34:19,272 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 18:34:19,489 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-05-02 18:34:19,489 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 18:34:19,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 18:34:19,490 INFO L82 PathProgramCache]: Analyzing trace with hash 1230143800, now seen corresponding path program 1 times [2021-05-02 18:34:19,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 18:34:19,490 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615526711] [2021-05-02 18:34:19,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 18:34:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:19,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 18:34:19,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:19,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-05-02 18:34:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:19,823 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 18:34:19,824 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 18:34:19,824 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615526711] [2021-05-02 18:34:19,824 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615526711] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 18:34:19,824 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497444768] [2021-05-02 18:34:19,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 18:34:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:19,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 23 conjunts are in the unsatisfiable core [2021-05-02 18:34:19,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 18:34:20,097 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 18:34:20,097 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1497444768] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 18:34:20,097 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 18:34:20,097 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 18 [2021-05-02 18:34:20,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449239466] [2021-05-02 18:34:20,099 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-02 18:34:20,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 18:34:20,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-02 18:34:20,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2021-05-02 18:34:20,100 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand has 18 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 15 states have internal predecessors, (31), 6 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (4), 4 states have call predecessors, (4), 3 states have call successors, (4) [2021-05-02 18:34:20,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 18:34:20,614 INFO L93 Difference]: Finished difference Result 34 states and 35 transitions. [2021-05-02 18:34:20,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-02 18:34:20,616 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 15 states have internal predecessors, (31), 6 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (4), 4 states have call predecessors, (4), 3 states have call successors, (4) Word has length 22 [2021-05-02 18:34:20,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 18:34:20,617 INFO L225 Difference]: With dead ends: 34 [2021-05-02 18:34:20,617 INFO L226 Difference]: Without dead ends: 34 [2021-05-02 18:34:20,618 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 589.4ms TimeCoverageRelationStatistics Valid=123, Invalid=579, Unknown=0, NotChecked=0, Total=702 [2021-05-02 18:34:20,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2021-05-02 18:34:20,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 33. [2021-05-02 18:34:20,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 24 states have internal predecessors, (25), 5 states have call successors, (5), 5 states have call predecessors, (5), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-05-02 18:34:20,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2021-05-02 18:34:20,628 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 22 [2021-05-02 18:34:20,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 18:34:20,628 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2021-05-02 18:34:20,628 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 15 states have internal predecessors, (31), 6 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (4), 4 states have call predecessors, (4), 3 states have call successors, (4) [2021-05-02 18:34:20,628 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2021-05-02 18:34:20,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-05-02 18:34:20,630 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 18:34:20,630 INFO L523 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 18:34:20,833 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 18:34:20,834 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 18:34:20,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 18:34:20,834 INFO L82 PathProgramCache]: Analyzing trace with hash 1804448687, now seen corresponding path program 2 times [2021-05-02 18:34:20,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 18:34:20,834 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924922318] [2021-05-02 18:34:20,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 18:34:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:21,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 18:34:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:21,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-05-02 18:34:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:21,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-05-02 18:34:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:21,181 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-05-02 18:34:21,181 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 18:34:21,181 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924922318] [2021-05-02 18:34:21,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924922318] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 18:34:21,182 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640976054] [2021-05-02 18:34:21,182 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 18:34:21,243 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 18:34:21,243 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 18:34:21,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 27 conjunts are in the unsatisfiable core [2021-05-02 18:34:21,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 18:34:21,471 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-02 18:34:21,471 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640976054] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 18:34:21,471 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 18:34:21,471 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 21 [2021-05-02 18:34:21,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125839032] [2021-05-02 18:34:21,472 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-05-02 18:34:21,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 18:34:21,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-05-02 18:34:21,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2021-05-02 18:34:21,473 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand has 21 states, 21 states have (on average 1.7619047619047619) internal successors, (37), 19 states have internal predecessors, (37), 8 states have call successors, (10), 5 states have call predecessors, (10), 3 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2021-05-02 18:34:22,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 18:34:22,297 INFO L93 Difference]: Finished difference Result 49 states and 53 transitions. [2021-05-02 18:34:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-02 18:34:22,297 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.7619047619047619) internal successors, (37), 19 states have internal predecessors, (37), 8 states have call successors, (10), 5 states have call predecessors, (10), 3 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) Word has length 30 [2021-05-02 18:34:22,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 18:34:22,298 INFO L225 Difference]: With dead ends: 49 [2021-05-02 18:34:22,298 INFO L226 Difference]: Without dead ends: 49 [2021-05-02 18:34:22,299 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 794.8ms TimeCoverageRelationStatistics Valid=161, Invalid=961, Unknown=0, NotChecked=0, Total=1122 [2021-05-02 18:34:22,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-05-02 18:34:22,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 45. [2021-05-02 18:34:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 32 states have (on average 1.09375) internal successors, (35), 33 states have internal predecessors, (35), 7 states have call successors, (7), 6 states have call predecessors, (7), 5 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2021-05-02 18:34:22,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 48 transitions. [2021-05-02 18:34:22,302 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 48 transitions. Word has length 30 [2021-05-02 18:34:22,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 18:34:22,302 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 48 transitions. [2021-05-02 18:34:22,303 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.7619047619047619) internal successors, (37), 19 states have internal predecessors, (37), 8 states have call successors, (10), 5 states have call predecessors, (10), 3 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2021-05-02 18:34:22,303 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2021-05-02 18:34:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-05-02 18:34:22,304 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 18:34:22,304 INFO L523 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 18:34:22,516 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 18:34:22,517 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 18:34:22,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 18:34:22,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1845188549, now seen corresponding path program 3 times [2021-05-02 18:34:22,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 18:34:22,518 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309051348] [2021-05-02 18:34:22,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 18:34:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:22,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 18:34:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:22,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-05-02 18:34:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:22,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-05-02 18:34:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:22,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-05-02 18:34:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 18:34:22,769 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-05-02 18:34:22,769 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 18:34:22,770 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309051348] [2021-05-02 18:34:22,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309051348] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 18:34:22,770 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1772999801] [2021-05-02 18:34:22,770 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 18:34:22,994 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-05-02 18:34:22,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 18:34:22,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 25 conjunts are in the unsatisfiable core [2021-05-02 18:34:22,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 18:34:23,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:23,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:42,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:43,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:44,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:45,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:45,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:45,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:45,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:45,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:45,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:45,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:45,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:45,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:45,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:46,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:46,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:46,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:46,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:46,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:46,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:46,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:46,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 18:34:46,294 WARN L159 QuantifierPusher]: Ignoring assumption.