/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/loopv2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-1a84f73 [2021-05-01 03:47:59,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-01 03:47:59,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-01 03:47:59,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-01 03:47:59,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-01 03:47:59,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-01 03:47:59,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-01 03:47:59,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-01 03:47:59,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-01 03:47:59,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-01 03:47:59,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-01 03:47:59,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-01 03:47:59,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-01 03:47:59,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-01 03:47:59,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-01 03:47:59,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-01 03:47:59,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-01 03:47:59,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-01 03:47:59,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-01 03:47:59,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-01 03:47:59,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-01 03:47:59,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-01 03:47:59,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-01 03:47:59,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-01 03:47:59,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-05-01 03:47:59,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-05-01 03:47:59,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-05-01 03:47:59,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-05-01 03:47:59,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-05-01 03:47:59,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-05-01 03:47:59,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-05-01 03:47:59,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-05-01 03:47:59,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-05-01 03:47:59,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-05-01 03:47:59,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-05-01 03:47:59,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-05-01 03:47:59,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-05-01 03:47:59,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-05-01 03:47:59,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-01 03:47:59,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-01 03:47:59,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-01 03:47:59,867 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2021-05-01 03:47:59,878 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-01 03:47:59,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-01 03:47:59,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-01 03:47:59,879 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-01 03:47:59,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-01 03:47:59,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-01 03:47:59,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-01 03:47:59,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-01 03:47:59,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-01 03:47:59,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-01 03:47:59,880 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-01 03:47:59,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-01 03:47:59,880 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-01 03:47:59,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-01 03:47:59,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-01 03:47:59,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-01 03:47:59,880 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-01 03:47:59,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-01 03:47:59,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-01 03:47:59,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-01 03:47:59,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-01 03:47:59,881 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-05-01 03:47:59,881 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-01 03:48:00,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-01 03:48:00,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-01 03:48:00,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-01 03:48:00,135 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-01 03:48:00,136 INFO L275 PluginConnector]: CDTParser initialized [2021-05-01 03:48:00,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/loopv2.c [2021-05-01 03:48:00,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da7530a36/661b5714ea9e4a559da5d4e5a8e1d4fb/FLAG6ce5a55ae [2021-05-01 03:48:00,571 INFO L306 CDTParser]: Found 1 translation units. [2021-05-01 03:48:00,572 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/loopv2.c [2021-05-01 03:48:00,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da7530a36/661b5714ea9e4a559da5d4e5a8e1d4fb/FLAG6ce5a55ae [2021-05-01 03:48:00,590 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da7530a36/661b5714ea9e4a559da5d4e5a8e1d4fb [2021-05-01 03:48:00,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-01 03:48:00,594 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-01 03:48:00,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-01 03:48:00,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-01 03:48:00,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-01 03:48:00,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 03:48:00" (1/1) ... [2021-05-01 03:48:00,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7852892a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00, skipping insertion in model container [2021-05-01 03:48:00,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 03:48:00" (1/1) ... [2021-05-01 03:48:00,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-01 03:48:00,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-01 03:48:00,735 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/loopv2.c[454,467] [2021-05-01 03:48:00,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 03:48:00,749 INFO L203 MainTranslator]: Completed pre-run [2021-05-01 03:48:00,759 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/loopv2.c[454,467] [2021-05-01 03:48:00,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 03:48:00,782 INFO L208 MainTranslator]: Completed translation [2021-05-01 03:48:00,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00 WrapperNode [2021-05-01 03:48:00,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-01 03:48:00,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-01 03:48:00,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-01 03:48:00,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-01 03:48:00,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00" (1/1) ... [2021-05-01 03:48:00,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00" (1/1) ... [2021-05-01 03:48:00,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00" (1/1) ... [2021-05-01 03:48:00,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00" (1/1) ... [2021-05-01 03:48:00,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00" (1/1) ... [2021-05-01 03:48:00,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00" (1/1) ... [2021-05-01 03:48:00,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00" (1/1) ... [2021-05-01 03:48:00,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-01 03:48:00,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-01 03:48:00,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-01 03:48:00,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-01 03:48:00,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00" (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 [2021-05-01 03:48:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-01 03:48:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-01 03:48:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-01 03:48:00,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-01 03:48:00,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-01 03:48:00,934 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-01 03:48:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-05-01 03:48:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-01 03:48:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-01 03:48:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-01 03:48:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-01 03:48:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-01 03:48:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-01 03:48:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-01 03:48:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-01 03:48:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-01 03:48:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-01 03:48:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-01 03:48:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-01 03:48:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-01 03:48:01,170 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-01 03:48:01,171 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-05-01 03:48:01,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 03:48:01 BoogieIcfgContainer [2021-05-01 03:48:01,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-01 03:48:01,172 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2021-05-01 03:48:01,172 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2021-05-01 03:48:01,173 INFO L275 PluginConnector]: IcfgTransformer initialized [2021-05-01 03:48:01,175 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 03:48:01" (1/1) ... [2021-05-01 03:48:01,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 03:48:01,250 INFO L181 rdanLoopAcceleration]: Guard: Formula: (< v_main_~i~0_5 v_main_~n~0_7) InVars {main_~i~0=v_main_~i~0_5, main_~n~0=v_main_~n~0_7} OutVars{main_~i~0=v_main_~i~0_5, main_~n~0=v_main_~n~0_7} AuxVars[] AssignedVars[] [2021-05-01 03:48:01,277 WARN L240 tifierPushTermWalker]: treesize reduction 7, result has 89.6 percent of original size [2021-05-01 03:48:01,298 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,302 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 03:48:01,308 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,313 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,324 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,335 INFO L108 tifierPushTermWalker]: treesize reduction 2, result has 33.3 percent of original size [2021-05-01 03:48:01,339 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,347 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,351 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,353 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,361 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,363 WARN L245 tifierPushTermWalker]: treesize reduction 7, result has 89.6 percent of original size 60 [2021-05-01 03:48:01,389 INFO L1111 elerationTransformer]: Accelerated Formula: (and (< v_main_~i~0_5 v_main_~n~0_7) (= v_main_~j~0_6 (+ v_main_~i~0_4 2)) (= v_main_~i~0_4 (+ v_main_~i~0_5 4))) InVars {main_~i~0=v_main_~i~0_5, main_~n~0=v_main_~n~0_7} OutVars{main_~j~0=v_main_~j~0_6, main_~i~0=v_main_~i~0_4, main_~n~0=v_main_~n~0_7} AuxVars[] AssignedVars[main_~j~0, main_~i~0] with Formula: (or (let ((.cse0 (* 4 v_itFin_1))) (let ((.cse1 (+ .cse0 v_main_~i~0_5))) (and (= v_main_~j~0_6 (+ .cse0 v_main_~i~0_5 2)) (< v_main_~i~0_5 v_main_~n~0_7) (<= v_main_~n~0_7 .cse1) (= v_main_~i~0_4 .cse1) (< v_itFin_1 (+ (div (+ (* v_main_~i~0_5 (- 1)) v_main_~n~0_7 (- 1)) 4) 2))))) (and (= v_main_~j~0_7 v_main_~j~0_6) (<= v_main_~n~0_7 v_main_~i~0_5) (= v_itFin_1 0) (= v_main_~i~0_4 v_main_~i~0_5))) InVars {main_~i~0=v_main_~i~0_5, main_~n~0=v_main_~n~0_7, main_~j~0=v_main_~j~0_7} OutVars{main_~i~0=v_main_~i~0_4, main_~n~0=v_main_~n~0_7, main_~j~0=v_main_~j~0_6} AuxVars[v_itFin_1] AssignedVars[main_~j~0, main_~i~0] [2021-05-01 03:48:01,397 INFO L142 QuantifierPusher]: treesize reduction 29, result has 37.0 percent of original size [2021-05-01 03:48:01,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-05-01 03:48:01,399 INFO L181 rdanLoopAcceleration]: Guard: Formula: (= (mod v_main_~j~0_3 2) 0) InVars {main_~j~0=v_main_~j~0_3} OutVars{main_~j~0=v_main_~j~0_3} AuxVars[] AssignedVars[] [2021-05-01 03:48:01,401 WARN L240 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,403 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,405 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,407 INFO L118 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,409 INFO L108 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,409 WARN L245 tifierPushTermWalker]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-05-01 03:48:01,416 INFO L1111 elerationTransformer]: Accelerated Formula: (and (= (let ((.cse0 (mod v_main_~j~0_3 2))) (ite (and (< v_main_~j~0_3 0) (not (= .cse0 0))) (+ .cse0 (- 2)) .cse0)) 0) (= v_main_~j~0_2 (+ v_main_~j~0_3 (- 4))) (= v_main_~k~0_1 (+ v_main_~k~0_2 (- 4)))) InVars {main_~k~0=v_main_~k~0_2, main_~j~0=v_main_~j~0_3} OutVars{main_~k~0=v_main_~k~0_1, main_~j~0=v_main_~j~0_2} AuxVars[] AssignedVars[main_~k~0, main_~j~0] with Formula: (and (= v_main_~k~0_1 v_main_~k~0_2) (= v_itFin_2 0) (not (= (mod v_main_~j~0_3 2) 0)) (= v_main_~j~0_2 v_main_~j~0_3)) InVars {main_~k~0=v_main_~k~0_2, main_~j~0=v_main_~j~0_3} OutVars{main_~k~0=v_main_~k~0_1, main_~j~0=v_main_~j~0_2} AuxVars[v_itFin_2] AssignedVars[main_~k~0, main_~j~0] [2021-05-01 03:48:01,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 01.05 03:48:01 BasicIcfg [2021-05-01 03:48:01,419 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2021-05-01 03:48:01,420 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-01 03:48:01,420 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-01 03:48:01,422 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-01 03:48:01,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.05 03:48:00" (1/4) ... [2021-05-01 03:48:01,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4e8885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 03:48:01, skipping insertion in model container [2021-05-01 03:48:01,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 03:48:00" (2/4) ... [2021-05-01 03:48:01,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4e8885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 03:48:01, skipping insertion in model container [2021-05-01 03:48:01,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 03:48:01" (3/4) ... [2021-05-01 03:48:01,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4e8885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.05 03:48:01, skipping insertion in model container [2021-05-01 03:48:01,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 01.05 03:48:01" (4/4) ... [2021-05-01 03:48:01,424 INFO L111 eAbstractionObserver]: Analyzing ICFG loopv2.cJordan [2021-05-01 03:48:01,428 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2021-05-01 03:48:01,430 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-01 03:48:01,442 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-01 03:48:01,452 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-01 03:48:01,453 INFO L377 AbstractCegarLoop]: Hoare is false [2021-05-01 03:48:01,453 INFO L378 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2021-05-01 03:48:01,453 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-01 03:48:01,453 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-01 03:48:01,453 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-01 03:48:01,453 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-01 03:48:01,453 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-01 03:48:01,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 14 states have (on average 1.5) internal successors, (21), 15 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) [2021-05-01 03:48:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-05-01 03:48:01,465 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 03:48:01,465 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 03:48:01,466 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 03:48:01,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 03:48:01,469 INFO L82 PathProgramCache]: Analyzing trace with hash -123410816, now seen corresponding path program 1 times [2021-05-01 03:48:01,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-01 03:48:01,475 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907904408] [2021-05-01 03:48:01,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 03:48:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 03:48:01,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:01,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:01,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 03:48:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 03:48:01,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 03:48:01,592 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-01 03:48:01,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907904408] [2021-05-01 03:48:01,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907904408] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 03:48:01,593 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 03:48:01,593 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-01 03:48:01,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450613040] [2021-05-01 03:48:01,596 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-01 03:48:01,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-01 03:48:01,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-01 03:48:01,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-01 03:48:01,612 INFO L87 Difference]: Start difference. First operand has 22 states, 14 states have (on average 1.5) internal successors, (21), 15 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 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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) [2021-05-01 03:48:01,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 03:48:01,650 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2021-05-01 03:48:01,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-01 03:48:01,651 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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 [2021-05-01 03:48:01,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 03:48:01,655 INFO L225 Difference]: With dead ends: 22 [2021-05-01 03:48:01,655 INFO L226 Difference]: Without dead ends: 15 [2021-05-01 03:48:01,656 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-01 03:48:01,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-05-01 03:48:01,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-05-01 03:48:01,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 3 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) [2021-05-01 03:48:01,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2021-05-01 03:48:01,706 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 14 [2021-05-01 03:48:01,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 03:48:01,706 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2021-05-01 03:48:01,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 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) [2021-05-01 03:48:01,707 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2021-05-01 03:48:01,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-05-01 03:48:01,707 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 03:48:01,707 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 03:48:01,707 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-01 03:48:01,707 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 03:48:01,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 03:48:01,708 INFO L82 PathProgramCache]: Analyzing trace with hash 765016386, now seen corresponding path program 1 times [2021-05-01 03:48:01,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-01 03:48:01,708 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916243914] [2021-05-01 03:48:01,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 03:48:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 03:48:01,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:01,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 03:48:01,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:01,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 03:48:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 03:48:01,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:01,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 03:48:01,819 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-01 03:48:01,819 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916243914] [2021-05-01 03:48:01,819 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916243914] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 03:48:01,820 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 03:48:01,820 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-01 03:48:01,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661879080] [2021-05-01 03:48:01,821 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-01 03:48:01,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-01 03:48:01,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-01 03:48:01,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-01 03:48:01,822 INFO L87 Difference]: Start difference. First operand 15 states and 16 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 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) [2021-05-01 03:48:01,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 03:48:01,869 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2021-05-01 03:48:01,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-01 03:48:01,869 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 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 [2021-05-01 03:48:01,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 03:48:01,870 INFO L225 Difference]: With dead ends: 18 [2021-05-01 03:48:01,870 INFO L226 Difference]: Without dead ends: 16 [2021-05-01 03:48:01,871 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 62.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-01 03:48:01,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-05-01 03:48:01,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-05-01 03:48:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 11 states have internal predecessors, (13), 3 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) [2021-05-01 03:48:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2021-05-01 03:48:01,873 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 14 [2021-05-01 03:48:01,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 03:48:01,873 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2021-05-01 03:48:01,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 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) [2021-05-01 03:48:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2021-05-01 03:48:01,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-05-01 03:48:01,874 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 03:48:01,874 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-01 03:48:01,874 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-01 03:48:01,874 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 03:48:01,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 03:48:01,875 INFO L82 PathProgramCache]: Analyzing trace with hash -2145658700, now seen corresponding path program 1 times [2021-05-01 03:48:01,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-01 03:48:01,875 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19339097] [2021-05-01 03:48:01,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 03:48:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 03:48:01,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:01,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:01,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-05-01 03:48:01,988 INFO L142 QuantifierPusher]: treesize reduction 120, result has 27.3 percent of original size [2021-05-01 03:48:01,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-05-01 03:48:02,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 03:48:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 03:48:02,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 03:48:02,061 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-01 03:48:02,061 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19339097] [2021-05-01 03:48:02,062 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19339097] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-01 03:48:02,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1278513594] [2021-05-01 03:48:02,062 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 [2021-05-01 03:48:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 03:48:02,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 12 conjunts are in the unsatisfiable core [2021-05-01 03:48:02,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-01 03:48:02,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 03:48:02,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 03:48:02,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 03:48:02,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 03:48:02,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-05-01 03:48:02,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:02,174 INFO L147 QuantifierPusher]: treesize reduction -1, result has 101.8 percent of original size 58 [2021-05-01 03:48:02,178 INFO L142 QuantifierPusher]: treesize reduction -1, result has 101.7 percent of original size [2021-05-01 03:48:02,272 INFO L849 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:02,381 INFO L849 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:02,551 INFO L849 QuantifierPusher]: Run 30 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:02,762 INFO L849 QuantifierPusher]: Run 40 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:02,955 INFO L849 QuantifierPusher]: Run 50 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:03,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 510 [2021-05-01 03:48:03,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 530 [2021-05-01 03:48:03,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-05-01 03:48:03,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-05-01 03:48:03,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,293 INFO L147 QuantifierPusher]: treesize reduction -3, result has 106.7 percent of original size 48 [2021-05-01 03:48:03,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 03:48:03,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,302 INFO L147 QuantifierPusher]: treesize reduction -2, result has 104.0 percent of original size 52 [2021-05-01 03:48:03,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-05-01 03:48:03,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-05-01 03:48:03,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-05-01 03:48:03,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,317 INFO L142 QuantifierPusher]: treesize reduction -1, result has 101.2 percent of original size [2021-05-01 03:48:03,358 INFO L849 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:03,409 INFO L849 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:03,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-05-01 03:48:03,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 03:48:03,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-05-01 03:48:03,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,454 INFO L147 QuantifierPusher]: treesize reduction -8, result has 105.8 percent of original size 146 [2021-05-01 03:48:03,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:03,477 INFO L849 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:03,498 INFO L147 QuantifierPusher]: treesize reduction -10, result has 100.2 percent of original size 5239 [2021-05-01 03:48:03,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:03,507 INFO L142 QuantifierPusher]: treesize reduction -8, result has 104.5 percent of original size [2021-05-01 03:48:03,579 INFO L849 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:03,728 INFO L849 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:03,956 INFO L849 QuantifierPusher]: Run 30 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:04,171 INFO L849 QuantifierPusher]: Run 40 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:04,328 INFO L849 QuantifierPusher]: Run 50 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:04,514 INFO L849 QuantifierPusher]: Run 60 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:04,768 INFO L849 QuantifierPusher]: Run 70 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:04,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-05-01 03:48:04,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-05-01 03:48:04,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-05-01 03:48:04,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-05-01 03:48:04,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-05-01 03:48:04,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,933 INFO L147 QuantifierPusher]: treesize reduction -2, result has 105.3 percent of original size 40 [2021-05-01 03:48:04,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,936 INFO L147 QuantifierPusher]: treesize reduction -5, result has 110.6 percent of original size 52 [2021-05-01 03:48:04,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-05-01 03:48:04,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-05-01 03:48:04,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-05-01 03:48:04,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:04,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:04,967 INFO L849 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:05,006 INFO L849 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:05,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:05,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-05-01 03:48:05,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:05,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-05-01 03:48:05,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:05,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-05-01 03:48:05,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:05,023 INFO L147 QuantifierPusher]: treesize reduction -10, result has 107.1 percent of original size 150 [2021-05-01 03:48:05,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,024 INFO L142 QuantifierPusher]: treesize reduction -3, result has 102.3 percent of original size [2021-05-01 03:48:05,053 INFO L849 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:05,112 INFO L849 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:05,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:05,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-05-01 03:48:05,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:05,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-05-01 03:48:05,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:05,206 INFO L147 QuantifierPusher]: treesize reduction -4, result has 110.0 percent of original size 44 [2021-05-01 03:48:05,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:05,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-05-01 03:48:05,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 03:48:05,237 INFO L849 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-05-01 03:48:05,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,306 INFO L142 QuantifierPusher]: treesize reduction 193, result has 73.0 percent of original size [2021-05-01 03:48:05,321 INFO L147 QuantifierPusher]: treesize reduction -218, result has 104.7 percent of original size 4822 [2021-05-01 03:48:05,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,337 INFO L142 QuantifierPusher]: treesize reduction 37, result has 98.6 percent of original size [2021-05-01 03:48:05,626 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 1099 DAG size of output: 1085 [2021-05-01 03:48:05,655 INFO L147 QuantifierPusher]: treesize reduction -415, result has 100.6 percent of original size 68804 [2021-05-01 03:48:05,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:48:05,769 INFO L142 QuantifierPusher]: treesize reduction -232, result has 100.7 percent of original size [2021-05-01 03:51:43,546 WARN L205 SmtUtils]: Spent 3.62 m on a formula simplification. DAG size of input: 29509 DAG size of output: 27948 [2021-05-01 03:51:44,861 INFO L147 QuantifierPusher]: treesize reduction 164708, result has 95.7 percent of original size 3673192 [2021-05-01 03:51:44,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 03:55:33,462 WARN L205 SmtUtils]: Spent 3.81 m on a formula simplification. DAG size of input: 30102 DAG size of output: 28460 [2021-05-01 03:55:34,743 INFO L142 QuantifierPusher]: treesize reduction 164441, result has 95.8 percent of original size [2021-05-01 04:01:46,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-01 04:01:46,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 04:01:46,356 INFO L147 QuantifierPusher]: treesize reduction -2, result has 100.6 percent of original size 351 [2021-05-01 04:01:46,368 WARN L159 QuantifierPusher]: Ignoring assumption.